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Engine Connecting Rod
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Engine Connecting Rod (Boostline) for 2016-2024 BMW & Toyota NEW

Out of Stock
$ 274 .99
120-DayReturns
LifetimeWarranty
100%Money-Back

Product Notes Read before buying

BoostLine connecting rods are designed and built for the stressful demands of high-powered, forced induction and nitrous engines. Proven in the lab and on the track in 1,500HP+ five and six-cylinder engines from the iconic 2JZ to EcoBoost 3.5Ls to Audi RS2s, BoostLine rods are forged from premium 4340 steel and utilize a patented, three-pocket design, maximizing strength while minimizing rotating weight. This revolutionary design dramatically improves each rods? big-end stability under tensile loads and provides a 60% improvement in bending strength and 20% stress reduction in tension compared to H-beam designs, benefits crucial to durability in four-digit-horsepower engines. Each rod is equipped standard with industry leading ARP hardware and is subject to a 26-point, CMM inspection with all critical dimensions provided via an inspection card included with every set of rods. BoostLine connecting rods are the complete package for every performance build, from powerful projects to all-out race cars.
Brand: Boostline
Condition: New
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Specifications & Info


Attribute Value
Big End Width 23.90
Category Hierarchy Individual Connecting Rods>european
Engine B58b30
Engine Web B58b30
Engine Type Ice
Grade Type Performance
Industry Automotive
Journal Size 50.00
Length Center Bore To Center Bore 5.834
Main Bearing Bore Diameter 53.610
Make Bmw
Make Web Bmw
Out Of Stock Message Estimated Ship Date 3-4 Weeks
Pin End Bore 22.00
Pin End Width 21.00
Product Market European
Product Type Engine Connecting Rod
Prop 65 (C, R Or CR) Cr
Prop 65 Short Label Prop65_warning.jpg
Rod Type I-beam
Title Web Bmw, B58b30, 5.834 In. Length, Connecting Rod
Wrist Pin Bore Diameter 22.00

Vehicle Fitment Guide

This part fits the following vehicles:

BMW 36 models (tapclick to expand)(tapclick to hide)
340i 2016-2018 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2016 - 2018 L6 3.0L Turbo RWD Automatic & Manual
Luxury Sedan 2016 L6 3.0L Turbo RWD Automatic
M Sport Sedan 2016 - 2018 L6 3.0L Turbo RWD Automatic
Sport Sedan 2016 L6 3.0L Turbo RWD Automatic
340i GT xDrive 2017-2019 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Hatchback 2017 - 2019 L6 3.0L Turbo AWD Automatic
340i xDrive 2016-2018 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2016 - 2018 L6 3.0L Turbo AWD Automatic & Manual
440i 2017-2020 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 2017 - 2020 L6 3.0L Turbo RWD Automatic
Base Convertible 2017 - 2019 L6 3.0L Turbo RWD Manual
Base Coupe 2017 - 2020 L6 3.0L Turbo RWD Automatic
Base Coupe 2017 - 2019 L6 3.0L Turbo RWD Manual
Gran Coupe M Sport Hatchback 2017 L6 3.0L Turbo RWD Automatic
M Sport Convertible 2017 - 2020 L6 3.0L Turbo RWD Automatic
M Sport Coupe 2017 - 2020 L6 3.0L Turbo RWD Automatic
440i Gran Coupe 2017-2023 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Hatchback 2017 - 2020 L6 3.0L Turbo RWD Automatic
M Sport Hatchback 2018 - 2021 L6 3.0L Turbo RWD Automatic
xDrive Hatchback 2022 - 2023 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo RWD Automatic
440i xDrive 2017-2020 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 2017 - 2020 L6 3.0L Turbo AWD Automatic
Base Convertible 2017 - 2019 L6 3.0L Turbo AWD Manual
Base Coupe 2017 - 2020 L6 3.0L Turbo AWD Automatic
Base Coupe 2017 - 2019 L6 3.0L Turbo AWD Manual
440i xDrive Gran Coupe 2017-2020 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Hatchback 2017 - 2020 L6 3.0L Turbo AWD Automatic
540i 2017-2023 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2021 - 2023 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo RWD Automatic
Base Sedan 2017 - 2020 L6 3.0L Turbo RWD Automatic
M Sport Sedan 2018 - 2020 L6 3.0L Turbo RWD Automatic
540i xDrive 2017-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2021 - 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
Base Sedan 2017 - 2020 L6 3.0L Turbo AWD Automatic
640i xDrive Gran Turismo 2018-2019 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Hatchback 2018 - 2019 L6 3.0L Turbo AWD Automatic
740i 2016-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2023 - 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo RWD Automatic
Base Sedan 2016 - 2022 L6 3.0L Turbo RWD Automatic
Excellence Sedan 2016 - 2020 L6 3.0L Turbo RWD Automatic
iPerformance Excellence Sedan 2019 L4 2.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo RWD Automatic
740i xDrive 2017-2022 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2017 - 2022 L6 3.0L Turbo AWD Automatic
745Le xDrive 2020-2022 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2020 - 2022 L6 3.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo AWD Automatic
745e 2020-2022 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2021 - 2022 L6 3.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo RWD Automatic
iPerformance Excellence Sedan 2020 L6 3.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo RWD Automatic
745e xDrive 2020-2022 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2020 - 2022 L6 3.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo AWD Automatic
750e xDrive 2024 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2024 L6 3.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo AWD/RWD Automatic
750i 2016 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2016 V8 4.4L Turbo RWD Automatic
Excellence Sedan 2016 L6 3.0L Turbo RWD Automatic
Excellence Sedan 2016 V8 4.4L Turbo RWD Automatic
840i 2020-2024 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 2020 - 2024 L6 3.0L Turbo RWD Automatic
Base Coupe 2020 - 2024 L6 3.0L Turbo RWD Automatic
840i Gran Coupe 2020-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2020 - 2024 L6 3.0L Turbo RWD Automatic
840i xDrive 2020-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 2020 - 2024 L6 3.0L Turbo AWD Automatic
Base Coupe 2020 - 2024 L6 3.0L Turbo AWD Automatic
840i xDrive Gran Coupe 2020-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2020 - 2024 L6 3.0L Turbo AWD Automatic
M140i 2017-2019 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Hatchback 2017 - 2019 L6 3.0L Turbo RWD Automatic
M240i 2017-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 2017 - 2021 L6 3.0L Turbo RWD Automatic & Manual
Base Coupe 2017 - 2021, 2023 - 2024 L6 3.0L Turbo RWD Automatic
Base Coupe 2017 - 2021 L6 3.0L Turbo RWD Manual
Convertible Convertible 2020 L6 3.0L Turbo RWD Automatic
Convertible Coupe 2021 L6 3.0L Turbo RWD Automatic
Coupe Coupe 2020 - 2021, 2023 - 2024 L6 3.0L Turbo RWD Automatic
M Performance Edition Coupe 2018 L6 3.0L Turbo RWD Automatic
Sport Convertible 2018 - 2019 L6 3.0L Turbo RWD Automatic
Sport Coupe 2017 L6 3.0L Turbo RWD Automatic
M240i xDrive 2017-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 2017 - 2021 L6 3.0L Turbo AWD Automatic
Base Convertible 2017 L6 3.0L Turbo AWD Manual
Base Coupe 2017 - 2024 L6 3.0L Turbo AWD Automatic
Base Coupe 2017 L6 3.0L Turbo AWD Manual
M340i 2020-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2021 - 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo RWD Automatic
Base Sedan 2020 L6 3.0L Turbo RWD Automatic
M340i xDrive 2020-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Sedan 2021 - 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
Base Sedan 2020 - 2024 L6 3.0L Turbo AWD Automatic
First Edition Sedan 2020 L6 3.0L Turbo AWD Automatic
M440i 2021-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 2021 - 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo RWD Automatic
Base Coupe 2022 - 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo RWD Automatic
M440i Gran Coupe 2022-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Hatchback 2022 - 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo RWD Automatic
M440i xDrive 2021-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Convertible 2021 - 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
Base Convertible 2021 L6 3.0L Turbo AWD Automatic
Base Coupe 2021 - 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
Base Coupe 2021 L6 3.0L Turbo AWD Automatic
M440i xDrive Gran Coupe 2022-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Hatchback 2022 - 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
X3 2018-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
M SUV 2020 - 2024 L6 3.0L Turbo AWD Automatic
M Competition SUV 2020 - 2024 L6 3.0L Turbo AWD Automatic
M40i SUV 2022, 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
M40i SUV 2018 - 2024 L6 3.0L Turbo AWD Automatic
sDrive20i SUV 2021 - 2024 L4 2.0L Turbo RWD Automatic
sDrive20i Executive SUV 2018 - 2020 L4 2.0L Turbo RWD Automatic
sDrive30i SUV 2019 - 2024 L4 2.0L Turbo RWD Automatic
xDrive30e SUV 2022 L4 2.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo RWD Automatic
xDrive30e SUV 2020 - 2024 L4 2.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo AWD Automatic
xDrive30e Outdoor Edition SUV 2024 L4 2.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo AWD Automatic
xDrive30i SUV 2018 - 2024 L4 2.0L Turbo AWD Automatic
xDrive30i Outdoor Edition SUV 2022 - 2023 L4 2.0L Turbo AWD Automatic
xDrive30i Protection SUV 2020 - 2024 L4 2.0L Turbo AWD Automatic
xDrive30i X Line SUV 2018 - 2020 L4 2.0L Turbo AWD Automatic
X4 2019-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
M SUV 2020 - 2024 L6 3.0L Turbo AWD Automatic
M Competition SUV 2020 - 2024 L6 3.0L Turbo AWD Automatic
M40i SUV 2022 - 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
M40i SUV 2019 - 2021 L6 3.0L Turbo AWD Automatic
xDrive30i SUV 2019 - 2024 L4 2.0L Turbo AWD Automatic
xDrive30i Carbon Edition SUV 2024 L4 2.0L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
xDrive30i Executive SUV 2019 - 2020 L4 2.0L Turbo AWD Automatic
xDrive30i X Line SUV 2019 - 2020 L4 2.0L Turbo AWD Automatic
X5 2019-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
M SUV 2020 - 2023 V8 4.4L Turbo AWD Automatic
M Competition SUV 2024 V8 4.4L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
M Competition SUV 2020 - 2024 V8 4.4L Turbo AWD Automatic
M50i SUV 2020 - 2023 V8 4.4L Turbo AWD Automatic
M50i Protection SUV 2020 - 2023 V8 4.4L Turbo AWD Automatic
M60i SUV 2024 V8 4.4L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
M60i SUV 2024 V8 4.4L Turbo AWD Automatic
M60i Protection SUV 2024 V8 4.4L Turbo AWD Automatic
sDrive40i SUV 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo RWD Automatic
sDrive40i SUV 2020 - 2023 L6 3.0L Turbo RWD Automatic
xDrive40i SUV 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
xDrive40i SUV 2019 - 2024 L6 3.0L Turbo AWD Automatic
xDrive40i Adapted Plus SUV 2022 - 2024 L6 3.0L Turbo AWD Automatic
xDrive40i Executive SUV 2019 - 2020 L6 3.0L Turbo AWD Automatic
xDrive40i M Sport SUV 2019 - 2020 L6 3.0L Turbo AWD Automatic
xDrive40i Protection SUV 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
xDrive40i Protection SUV 2020 - 2023 L6 3.0L Turbo AWD Automatic
xDrive40i X Line SUV 2019 - 2020 L6 3.0L Turbo AWD Automatic
xDrive45e SUV 2022 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
xDrive45e SUV 2021 - 2023 L6 3.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo AWD Automatic
xDrive50e SUV 2024 L6 3.0L PLUG-IN HYBRID EV-GAS (PHEV) Turbo AWD Automatic
xDrive50i SUV 2019 - 2020 V8 4.4L Turbo AWD Automatic
xDrive50i M Sport SUV 2019 - 2020 V8 4.4L Turbo AWD Automatic
xDrive50i X Line SUV 2019 - 2020 V8 4.4L Turbo AWD Automatic
X6 2020-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
M SUV 2020 - 2023 V8 4.4L Turbo AWD Automatic
M Competition SUV 2024 V8 4.4L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
M Competition SUV 2020 - 2024 V8 4.4L Turbo AWD Automatic
M50i SUV 2020 - 2023 V8 4.4L Turbo AWD Automatic
M60i SUV 2024 V8 4.4L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
M60i SUV 2024 V8 4.4L Turbo AWD Automatic
sDrive40i SUV 2020 - 2021 L6 3.0L Turbo RWD Automatic
xDrive40i SUV 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
xDrive40i SUV 2020 - 2023 L6 3.0L Turbo AWD Automatic
xDrive40i M Sport SUV 2020, 2023 - 2024 L6 3.0L Turbo AWD Automatic
X7 2019-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
M50i SUV 2020 - 2022 V8 4.4L Turbo AWD Automatic
M60i SUV 2023 - 2024 V8 4.4L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
xDrive40i SUV 2023 - 2024 L6 3.0L MILD HYBRID EV-GAS (MHEV) Turbo AWD Automatic
xDrive40i SUV 2019 - 2024 L6 3.0L Turbo AWD Automatic
xDrive40i M Sport SUV 2020 V8 4.4L Turbo AWD Automatic
xDrive40i M Sport SUV 2019 - 2020 L6 3.0L Turbo AWD Automatic
xDrive40i Pure Excellence SUV 2019 - 2020 L6 3.0L Turbo AWD Automatic
xDrive50i SUV 2019 - 2020 V8 4.4L Turbo AWD Automatic
xDrive50i M Sport SUV 2019 V8 4.4L Turbo AWD Automatic
xDrive50i Pure Excellence SUV 2019 - 2020 V8 4.4L Turbo AWD Automatic
Z4 2019-2024 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
M40i Convertible 2019 - 2024 L6 3.0L Turbo RWD Automatic
M40i First Edition Convertible 2020 - 2021 L6 3.0L Turbo RWD Automatic
sDrive M40i Convertible 2020 - 2021 L6 3.0L Turbo RWD Automatic
sDrive20i Convertible 2021 - 2023 L4 2.0L Turbo RWD Automatic
sDrive20i M Sport Convertible 2019 - 2020 L4 2.0L Turbo RWD Automatic
sDrive20i Sport Line Convertible 2019 - 2020 L4 2.0L Turbo RWD Automatic
sDrive30i Convertible 2019 - 2024 L4 2.0L Turbo RWD Automatic
Toyota 2 models (tapclick to expand)(tapclick to hide)
GR Supra 2020-2024 (tapclick to expand)(tapclick to hide)
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SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
45th Anniversary Edition Hatchback 2024 L6 3.0L Turbo RWD Manual
A91 Edition Hatchback 2021 - 2022 L6 3.0L Turbo RWD Automatic
A91-MT Edition Hatchback 2023 L6 3.0L Turbo RWD Manual
Base Hatchback 2023 - 2024 L4 2.0L Turbo RWD Manual
Base Hatchback 2023 - 2024 L6 3.0L Turbo RWD Manual
Base Hatchback 2021 - 2024 L4 2.0L Turbo RWD Automatic
Base Hatchback 2020 - 2024 L6 3.0L Turbo RWD Automatic
Launch Edition Hatchback 2020 L6 3.0L Turbo RWD Automatic
Premium Hatchback 2023 - 2024 L6 3.0L Turbo RWD Manual
Premium Hatchback 2020 - 2024 L6 3.0L Turbo RWD Automatic
Premium 45th Anniversary Edition Hatchback 2024 L6 3.0L Turbo RWD Manual
Special Edition Coupe 2023 - 2024 L6 3.0L Turbo RWD Manual
Supra 2021-2023 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Azul Coupe 2021 L6 3.0L Turbo RWD Automatic
Base Coupe 2023 L6 3.0L Turbo RWD Automatic
GR Coupe 2021 - 2022 L6 3.0L Turbo RWD Automatic
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

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Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Lifetime Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.

Returns (120 Days)

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.
BoostLine connecting rods are designed and built for the stressful demands of high-powered, forced induction and nitrous engines. Proven in the lab and on the track in 1,500HP+ five and six-cylinder engines from the iconic 2JZ to EcoBoost 3.5Ls to Audi RS2s, BoostLine rods are forged from premium 4340 steel and utilize a patented, three-pocket design, maximizing strength while minimizing rotating weight. This revolutionary design dramatically improves each rods? big-end stability under tensile loads and provides a 60% improvement in bending strength and 20% stress reduction in tension compared to H-beam designs, benefits crucial to durability in four-digit-horsepower engines. Each rod is equipped standard with industry leading ARP hardware and is subject to a 26-point, CMM inspection with all critical dimensions provided via an inspection card included with every set of rods. BoostLine connecting rods are the complete package for every performance build, from powerful projects to all-out race cars.

Fits Years: 2016 2017 2018 2019 2020 2021 2022 2023 2024

Fits Models: 340i, 340i GT xDrive, 340i xDrive, 440i, 440i Gran Coupe, 440i xDrive, 440i xDrive Gran Coupe, 540i, 540i xDrive, 640i xDrive Gran Turismo, 740i, 740i xDrive, 745e, 745e xDrive, 745Le xDrive, 750e xDrive, 750i, 840i, 840i Gran Coupe, 840i xDrive, 840i xDrive Gran Coupe, GR Supra, M140i, M240i, M240i xDrive, M340i, M340i xDrive, M440i, M440i Gran Coupe, M440i xDrive, M440i xDrive Gran Coupe, Supra, X3, X4, X5, X6, X7, Z4

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