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

MPN: GP134S

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

Gibson Performance
MPN: GP134S
Motoroso
Sold By:
Motoroso
Performance Header; Short Tube Style; 1.75 in. 14 Gauge Tubing; w/o Air Injection or EGR; Stainless Steel;
$1,143.71 MSRP

$1,077.61

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Exhaust Header

Performance Header

Performance Header; Short Tube Style; 1.75 in. 14 Gauge Tubing; w/o Air Injection or EGR; Stainless Steel;


SPECIFICATIONS:
  • Application: Automotive
  • Coated Finish: Stainless Steel
  • Engine Make/Size: Chevy 8.1L
  • Material: Stainless Steel
  • Port Shape: Same As Port/Can Be Matched
  • Tube Diameter: 1.750 in.
  • Tube Direction: Down Swept
  • WARNING CA Proposition 65: No

FEATURES:
  • Heavy Duty 409L Stainless 16 Gauge Tubing
  • Mandrel Bent Tubing
  • Heavy Duty 3/8 in. Thick Laser Cut Port Flanges
  • Premium Gaskets and Hardware
  • No Welding Required
  • Uses OEM Style Connections

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.

Gibson Exhaust is a leading manufacturer in aftermarket performance exhaust systems for your Truck, SUV ,American Muscle Car or Off road vehicle. Every exhaust system is designed for hassle free, bolt on installation with professional looking results. Gibson's exhaust systems are engineered & dyno-tested to decrease backpressure, and produce more torque, with increased horsepower and better fuel economy. Proudly Made in the USA and backed by a Lifetime Limited Warranty.

Specifications

Manufacturer's Part Number GP134S
CARB Approved Yes

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Vehicle Fitment

YearMakeModelTrimEngineNotes
 
 
 
 
 
 
2004ChevroletSilverado 2500 HDLS Extended Cab Pickup 4-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004GMCSierra 3500SLT Crew Cab Pickup 4-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004ChevroletSilverado 3500LT Extended Cab Pickup 4-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004ChevroletSilverado 3500LS Standard Cab Pickup 2-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004GMCSierra 2500 HDWT Standard Cab Pickup 2-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004ChevroletSuburban 2500LS Sport Utility 4-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004GMCSierra 2500 HDBase Standard Cab Pickup 2-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004ChevroletSilverado 2500 HDWT Standard Cab Pickup 2-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004ChevroletSilverado 2500 HDBase Extended Cab Pickup 4-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004GMCSierra 3500SLT Extended Cab Pickup 4-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004GMCSierra 2500 HDWT Extended Cab Pickup 4-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004ChevroletSilverado 2500 HDWT Crew Cab Pickup 4-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004ChevroletSilverado 2500 HDLS Standard Cab Pickup 2-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004GMCSierra 3500Base Cab & Chassis 4-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004GMCSierra 3500Base Cab & Chassis 2-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004ChevroletSilverado 3500LS Cab & Chassis 2-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004ChevroletSilverado 3500Base Standard Cab Pickup 2-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004GMCYukon XL 2500SLT Sport Utility 4-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004GMCSierra 3500Base Crew Cab Pickup 4-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated
2004GMCSierra 2500 HDSLE Extended Cab Pickup 4-Door8.1L 496Cu. In. V8 GAS OHV Naturally Aspirated