Gibson GP134S Gibson 05-06 Chevrolet Avalanche 2500 LS 8.1L 1-3/4in 16 Gauge Performance Header - Stainless - Headers & Manifolds – Fastmodz
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Gibson 05-06 Chevrolet Avalanche 2500 LS 8.1L 1-3/4in 16 Gauge Performance Header - Stainless - free shipping - Fastmodz
Gibson 05-06 Chevrolet Avalanche 2500 LS 8.1L 1-3/4in 16 Gauge Performance Header - Stainless - free shipping - Fastmodz
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Every Gibson Performance Header is Dyno-tuned and engineered to deliver more usable horsepower and torque at low and mid-range RPM highway speeds. Improves engines ability to breathe and cooler operating engine temperature. Designed as a direct replacement for the factory manifolds, using the stock crossover pipe. They are well suited for lowered and raised vehicles, street and off-road. 50 State Street legal. Meets EPA and CARB requirements. Will not affect the factory warranty. No welding required. Uses OEM style connections. 3/8" Heavy Duty Laser Cut Port Flanges- No Warping or Leaking. Premium Gaskets and Hardware included. Backed by a Lifetime Limited Warranty.

This Part Fits:

Year Make Model Submodel
2004 Chevrolet Avalanche 2500 Base
2005-2006 Chevrolet Avalanche 2500 LS
2005-2006 Chevrolet Avalanche 2500 LT
2004-2005 Chevrolet Silverado 2500 HD Base
2004-2005 Chevrolet Silverado 2500 HD LS
2004-2005 Chevrolet Silverado 2500 HD LT
2004-2005 Chevrolet Silverado 2500 HD WT
2004-2005 Chevrolet Silverado 3500 Base
2004-2005 Chevrolet Silverado 3500 LS
2004-2005 Chevrolet Silverado 3500 LT
2004 Chevrolet Silverado 3500 WT
2004-2005 Chevrolet Suburban 2500 LS
2004-2005 Chevrolet Suburban 2500 LT
2004-2005 GMC Sierra 2500 HD Base
2004-2005 GMC Sierra 2500 HD SLE
2004-2005 GMC Sierra 2500 HD SLT
2004-2005 GMC Sierra 2500 HD WT
2004-2005 GMC Sierra 3500 Base
2004-2005 GMC Sierra 3500 SLE
2004-2005 GMC Sierra 3500 SLT
2004-2005 GMC Sierra 3500 WT
2004-2005 GMC Yukon XL 2500 SLE
2004-2005 GMC Yukon XL 2500 SLT
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Gibson GP134S
Is this item in stock?
If it is purchasable it is unstock and available for shipment as soon as today.

How long will it take to get it?
Shipping to US addresses generally takes 2 to 4 business days to arrive depending on your location. We also offer Next Day Air and 2nd Day Air if you need it faster.

International shipping is subject to import duties and taxes and we usually see 4 day to 2 week ship times to most locations outside the USA.

Does this fit my vehicle?
We have fitment charts in most of our vehicle specific products. If you do not see your vehicle, please do not hesitate to ask via chat or contact form.

What is your Return Policy?
Our return policy can be found here: Return Policy

Gibson GP134S
Gibson GP134S - 05-06 Chevrolet Avalanche 2500 LS 8.1L 1-3/4in 16 Gauge Performance Header Stainless
🚚 Free US Ground Shipping on Orders Over $100

2 sold in last 8 hours
$1,258.08 $591.95

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$591.95

Product Specifications

Gibson
GP134S
GIBGP134S
677418012422
22.1 lb
Out of stock Many in stock
Headers & Manifolds

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Gibson GP134S - 05-06 Chevrolet Avalanche 2500 LS 8.1L 1-3/4in 16 Gauge Performance Header Stainless

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