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Gibson | Performance Header Stainless - Cadillac / Chevrolet / GMC / Hummer 2002-2014
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Gibson Performance – Exhaust Header
Description
The Gibson Performance Header (ref. GP129S) is a direct-fit replacement for factory manifolds on Cadillac, Chevrolet, GMC, and Hummer vehicles. Built with 16-gauge 409L stainless steel mandrel-bent 1.750 in. tubing and 3/8 in. heavy-duty laser-cut port flanges, it eliminates warping and leaking. Dyno-tuned to deliver more usable horsepower and torque at low and mid-range RPM. No welding required – uses OEM-style connections and the stock crossover pipe. Suitable for lowered and lifted vehicles, street and off-road. EPA and CARB compliant (E.O. D-411-13). Backed by a limited lifetime warranty.
Specifications
- Brand: Gibson Performance
- Part Number: GP129S (See Application Section)
- Type: Short tube header, down-swept style
- Material: 409L Stainless Steel, 16 gauge
- Tube Diameter: 1.750 in.
- Port Flanges: 3/8 in. heavy-duty laser cut
- Fitment: Direct fit (without air injection or EGR)
- Installation: No welding required, OEM-style connections, premium gaskets and hardware included
- Compliance: EPA and CARB E.O. D-411-13 – 50-state legal
- Compatibility: Cadillac / Chevrolet / GMC / Hummer – V6 4.3L, V8 4.8/5.3/6.0/6.2L (See Application Section)
- Benefit: Improves engine breathing and reduces operating temperature
- Warranty: Limited lifetime
- Condition: New
- Sold and shipped by: Truck Expert
- Condition: New
- Sold and Shipped by Truck Expert
Note:
- FREE Delivery
Cadillac
2002-2005 Escalade V8 5.3L SEE NOTE1
2009-2013 Escalade V8 6.0L SEE NOTE1
2002-2005 Escalade V8 6.0L SEE NOTE1
2007-2013 Escalade V8 6.2L SEE NOTE1
2007-2013 Escalade ESV V8 6.2L SEE NOTE1
2007-2013 Escalade EXT V8 6.2L SEE NOTE1
Chevrolet
2007-2013 Avalanche V8 5.3L SEE NOTE1
2007-2009 Avalanche V8 6.0L SEE NOTE1
2002-2006 Avalanche 1500 V8 5.3L SEE NOTE1
2002-2013 Silverado 1500 V6 4.3L SEE NOTE1
2002-2013 Silverado 1500 V8 4.8L SEE NOTE1
2004-2006 Silverado 1500 V8 5.3L SEE NOTE1
2002-2013 Silverado 1500 V8 5.3L SEE NOTE1
2009-2013 Silverado 1500 V8 6.0L SEE NOTE1
2003-2009 Silverado 1500 V8 6.0L SEE NOTE1
2009-2013 Silverado 1500 V8 6.2L SEE NOTE1
2007 Silverado 1500 Classic V6 4.3L SEE NOTE1
2007 Silverado 1500 Classic V8 4.8L SEE NOTE1
2007 Silverado 1500 Classic V8 5.3L SEE NOTE1
2007 Silverado 1500 Classic V8 5.3L SEE NOTE1
2007 Silverado 1500 Classic V8 6.0L SEE NOTE1
2002-2014 Suburban 1500 V8 5.3L SEE NOTE1
2002 Suburban 1500 V8 5.7L SEE NOTE1
2006-2013 Suburban 1500 V8 6.0L SEE NOTE1
2002-2009 Tahoe V8 4.8L SEE NOTE1
2002-2014 Tahoe V8 5.3L SEE NOTE1
2008-2013 Tahoe V8 6.0L SEE NOTE1
2008-2009 Tahoe V8 6.2L SEE NOTE1
GMC
2002-2013 Sierra 1500 V6 4.3L SEE NOTE1
2002-2013 Sierra 1500 V8 4.8L SEE NOTE1
2005-2006 Sierra 1500 V8 5.3L SEE NOTE1
2002-2013 Sierra 1500 V8 5.3L SEE NOTE1
2009-2013 Sierra 1500 V8 6.0L SEE NOTE1
2002-2009 Sierra 1500 V8 6.0L SEE NOTE1
2007-2013 Sierra 1500 V8 6.2L SEE NOTE1
2007 Sierra 1500 Classic V6 4.3L SEE NOTE1
2007 Sierra 1500 Classic V8 4.8L SEE NOTE1
2007 Sierra 1500 Classic V8 5.3L SEE NOTE1
2007 Sierra 1500 Classic V8 5.3L SEE NOTE1
2007 Sierra 1500 Classic V8 6.0L SEE NOTE1
2002-2009 Yukon V8 4.8L SEE NOTE1
2002-2014 Yukon V8 5.3L SEE NOTE1
2008-2013 Yukon V8 6.0L SEE NOTE1
2002-2006 Yukon V8 6.0L SEE NOTE1
2007-2014 Yukon V8 6.2L SEE NOTE1
2002-2013 Yukon XL 1500 V8 5.3L SEE NOTE1
2002-2009 Yukon XL 1500 V8 6.0L SEE NOTE1
2007-2013 Yukon XL 1500 V8 6.2L SEE NOTE1
Hummer
2007 H2 V8 6.0L SEE NOTE1
2008-2009 H2 V8 6.2L SEE NOTE1
Note 1: Short Tube Style; 1.75 in. 14 Gauge Tubing; w/o Air Injection or EGR; Direct Fit; Stainless Steel;CARB E.O. D-411-13;
