Shop by Make About Us Track Order
Contact Us
USA Flag
SUPPORT
SMALL BUSINESS
📦 My Cart
- OR -
See All Other Engine Coolant Bypass Hoses
Engine Coolant Bypass Hose Dayco

Engine Coolant Bypass Hose - Auxiliary Heater To Auxiliary Heater Pipe-1 or Engine To Pipe or Heater Hose or Heater Inlet or Heater Outlet or Heater To Engine or Heater To Intake Manifold or Heater To Pipe or Heater To Pipe (Lower) or Heater To Pipe-1 or Heater To Radiator or Heater To Tee or Heater To Valve or Heater To Water Pump or Lower or Pipe To Engine or Pipe to Engine (Inlet) or Pipe to Engine (Outlet) or Pipe To Intake Manifold or Pipe To Radiator or Pipe To Valve or Pipe-1 To Pipe-2 or Right or Tee To Engine (Inlet) or Valve To Auxiliary Heater Pipe or Valve To Engine or Valve To Tee or Valve To Throttle Body (Dayco) for 1971-2021 American Motors, BMW, Buick, Cadillac, Chevrolet, Chrysler, Dodge, Eagle, Ford, GMC, Honda, Hummer, Jeep, Mazda, Mercury, Mitsubishi, Nissan, Oldsmobile, Plymouth, Pontiac, Ram, Saab, & Toyota

$30.34
Save up to 80% vs List Price!

ℹ️ Product Notes

Position: Auxiliary Heater To Auxiliary Heater Pipe-1 or Engine To Pipe or Heater Hose or Heater Inlet or Heater Outlet or Heater To Engine or Heater To Intake Manifold or Heater To Pipe or Heater To Pipe (Lower) or Heater To Pipe-1 or Heater To Radiator or Heater To Tee or Heater To Valve or Heater To Water Pump or Lower or Pipe To Engine or Pipe to Engine (Inlet) or Pipe to Engine (Outlet) or Pipe To Intake Manifold or Pipe To Radiator or Pipe To Valve or Pipe-1 To Pipe-2 or Right (Passenger Side) or Tee To Engine (Inlet) or Valve To Auxiliary Heater Pipe or Valve To Engine or Valve To Tee or Valve To Throttle Body
Brand: Dayco
Condition: New
See All Other Engine Coolant Bypass Hoses
🤝
100% Money-Back Guarantee
↩️
120-Day Returns
🏅
Insurance-Grade Quality

🛡️ Lifetime Warranty Included

This part comes with our industry-leading lifetime warranty. Shop with confidence!

SKU #
81A36D4
  • Position: Auxiliary Heater To Auxiliary Heater Pipe-1 or Engine To Pipe or Heater Hose or Heater Inlet or Heater Outlet or Heater To Engine or Heater To Intake Manifold or Heater To Pipe or Heater To Pipe (Lower) or Heater To Pipe-1 or Heater To Radiator or Heater To Tee or Heater To Valve or Heater To Water Pump or Lower or Pipe To Engine or Pipe to Engine (Inlet) or Pipe to Engine (Outlet) or Pipe To Intake Manifold or Pipe To Radiator or Pipe To Valve or Pipe-1 To Pipe-2 or Right (Passenger Side) or Tee To Engine (Inlet) or Valve To Auxiliary Heater Pipe or Valve To Engine or Valve To Tee or Valve To Throttle Body Position
  • New Condition
  • Dayco Quality
  • Easy Installation - No Modifications
Wrenchy the Robot

Meet Wrenchy - The Amazing Parts Assistant!Meet Wrenchy
The Amazing Assistant!

Let Wrenchy help you confirm if this is the right part.

Ask Wrenchy -
Type or Speak! 🎤

Product Specifications


Detailed specifications and attributes for this part:

Attribute Value
.63
End 1 Inside Diameter .63
Type Single

Vehicle Fitment Guide

This part fits the following vehicles:

Make Models
American Motors Eagle
BMW 635CSi
Buick Century, LeSabre, Regal, Riviera, Skylark
Cadillac Escalade, Escalade ESV, Escalade EXT, Seville
Chevrolet Astro, Avalanche, Avalanche 1500, C1500, C3500, Camaro, Citation, K3500, LUV, Luv Pickup, Malibu, Monza, S10, S10 Blazer, Silverado 1500, Silverado 1500 Classic, Silverado 1500 HD, Silverado 1500 HD Classic, Silverado 2500, Silverado 2500 HD, Silverado 2500 HD Classic, Silverado 3500 Classic, Silverado 3500 HD, Suburban 1500, Suburban 2500, Tahoe, Trailblazer
Chrysler Cordoba, Daytona, Fifth Avenue, Imperial, LeBaron, New Yorker, Newport, Town & Country
Dodge 400, Aries, Aspen, B100, B150, B200, B250, B300, Caravan, CB300, Colt, D150, D250, Dakota, Daytona, Diplomat, Grand Caravan, Lancer, Magnum, Mini Ram, Mirada, Ram 1500, RD200, Shadow, St. Regis, W150
Eagle Summit
Ford Bronco II, Custom 500, Explorer, Explorer Sport, Explorer Sport Trac, Fiesta, Gran Torino, Granada, LTD, Mustang, Probe, Ranchero, Ranger, Thunderbird, Torino
GMC S15, S15 Jimmy, Safari, Sierra 1500, Sierra 1500 Classic, Sierra 1500 HD, Sierra 1500 HD Classic, Sierra 2500, Sierra 2500 HD, Sierra 2500 HD Classic, Sierra 3500, Sierra 3500 Classic, Sierra 3500 HD, Yukon, Yukon XL 1500, Yukon XL 2500
Honda Prelude
Hummer H2
Jeep Cherokee, CJ5, CJ7, Comanche, DJ5, Grand Cherokee, Grand Wagoneer, Scrambler, Wagoneer
Mazda 1200, 6, B2300, B4000, MPV
Mercury Capri, Cougar, Grand Marquis, Marquis, Monarch, Mountaineer
Mitsubishi Mirage, Raider
Nissan 280Z, 280ZX, Pulsar NX, Sentra, Stanza
Oldsmobile Cutlass, Cutlass Calais, Cutlass Cruiser, Cutlass Salon, Cutlass Supreme, Omega
Plymouth Caravelle, Colt, Fury, Grand Voyager, PB100, PB200, PB300, Reliant, Sundance, Trailduster, Volare, Voyager
Pontiac Firebird, Grand LeMans, Grand Prix, LeMans, Phoenix
Ram Dakota
Saab 9-7x
Toyota 4Runner, Celica, FJ Cruiser, MR2, Pickup, Tacoma

This is a universal part that fits 3,286 vehicle configurations across 23 makes.

⚠️ Important: Please verify your vehicle's year, make, model, and specifications before ordering. If you're unsure about fitment, contact our customer service team for assistance.

Policies

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.

Return Policy

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.

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.

More Information


Interchange Parts

Brand Part Number
ACDelco 16420M
ACDelco 18152L
Atlas MH-65
Chrysler 1595160
Chrysler 4361127
Chrysler 4462087
Chrysler 4462406
Chrysler 5264133
Chrysler 55037326
Duralast E80405
Freshstart 4106
Gates 19459
Gates 28471
General Motors 15545960
General Motors 55036491
Goodyear 63836
Mazda 3K3J-61-24YF
Mazda GK3J-61-24YF
Mazda GK3J-61-24YG
Mazda GK3J-61-24YK
Pirelli 43836
Toyota 87209-04030
Toyota 87245-3D490

Fits Years: 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021

Why Millions Choose Go-Parts

Your Go-To Place for Auto Parts!

✅

100% Money-Back Guarantee

Shop with confidence and peace of mind

🏆

Trusted Since 2007

Over 19 years of excellence

🏅

OEM Quality

Meets or exceeds OE standards

🚚 Fast Shipping • ↩️ 120-Day Returns • 🎯 Perfect Fit Guaranteed

Racing Partner Videos

×

Search by Vehicle

1
2
3
×

Search by Vehicle

1
2
3