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Exhaust Muffler Walker Exhaust
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Exhaust Muffler - Front (Walker Exhaust) for 2002-2005 Buick, Chevrolet, GMC, Isuzu, & Oldsmobile

$95.83
Save up to 80% vs List Price!

ℹ️ Product Notes

Position: Front
without Extended Wheelbase If welded assembly, replace all required parts
SoundFX Direct Fit
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX® direct-fit mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.
Brand: Walker Exhaust
Condition: New
See All Other Exhaust Mufflers
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100% Money-Back Guarantee
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120-Day Returns
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Insurance-Grade Quality

🛡️ Lifetime Warranty Included

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

SKU #
4F026E1
  • Position: Front Position
  • New Condition
  • Walker Exhaust Quality
  • Easy Installation - No Modifications
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Product Specifications


Detailed specifications and attributes for this part:

Attribute Value
Body Height 5.500
Body Length 27.000
Body Material Steel
Body Width 11.000
Finish Aluminized
Grade Type Standard Replacement
Hanger Included Yes
Inlet Location Center
Inlet Quantity 1
Outlet Inside Diameter 2.500
Outlet Location Offset
Outlet Quantity 1
Reversible No
Tunable No

Vehicle Fitment Guide

This part fits the following vehicles:

Buick 1 model(tapclick to expand)(tapclick to hide)
Rainier 2004-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
CXL SUV 2004 - 2005 L6 4.2L AWD/RWD Automatic
CXL SUV 2004 - 2005 V8 5.3L AWD/RWD Automatic
CXL Plus SUV 2004 - 2005 L6 4.2L AWD/RWD Automatic
CXL Plus SUV 2004 - 2005 V8 5.3L AWD/RWD Automatic
Chevrolet 1 model(tapclick to expand)(tapclick to hide)
Trailblazer 2002-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
A SUV 2004 - 2005 L6 4.2L RWD Automatic
B SUV 2004 - 2005 L6 4.2L RWD Automatic
Base SUV 2003 - 2005 L6 4.2L RWD Automatic
LS SUV 2002 - 2005 L6 4.2L RWD/4WD Automatic
LT SUV 2002 - 2005 L6 4.2L RWD/4WD Automatic
LTZ SUV 2002 - 2003 L6 4.2L RWD/4WD Automatic
North Face SUV 2002 - 2004 L6 4.2L RWD/4WD Automatic
Q SUV 2005 L6 4.2L RWD Automatic
R SUV 2005 L6 4.2L RWD Automatic
GMC 1 model(tapclick to expand)(tapclick to hide)
Envoy 2002-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Denali SUV 2005 V8 5.3L RWD/4WD Automatic
SLE SUV 2002 - 2005 L6 4.2L RWD/4WD Automatic
SLT SUV 2002 - 2005 L6 4.2L RWD/4WD Automatic
Isuzu 1 model(tapclick to expand)(tapclick to hide)
Ascender 2004-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
LS SUV 2004 - 2005 L6 4.2L RWD/4WD Automatic
LS SUV 2004 - 2005 V8 5.3L RWD/4WD Automatic
Limited SUV 2004 L6 4.2L RWD/4WD Automatic
Limited SUV 2004 - 2005 V8 5.3L RWD/4WD Automatic
S SUV 2005 V8 5.3L RWD/4WD Automatic
S SUV 2004 - 2005 L6 4.2L RWD/4WD Automatic
Oldsmobile 1 model(tapclick to expand)(tapclick to hide)
Bravada 2002-2004 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base SUV 2002 - 2004 L6 4.2L AWD/RWD Automatic

⚠️ 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.

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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.

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


Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX® direct-fit mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.

Interchange Parts

Brand Part Number
AP Exhaust 700429
BRExhaust 166-645

Fits Years: 2002 2003 2004 2005

Fits Models: Ascender, Bravada, Envoy, Rainier, Trailblazer

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