• Gibson 88-89 GMC C3500 Sierra 7.4L 3in Cat-Back Single Exhaust - Stainless 615556L 615556L Photo - Primary
  • Gibson 88-89 GMC C3500 Sierra 7.4L 3in Cat-Back Single Exhaust - Stainless 615556L 615556L Illustration Guide
  • Gibson 88-89 GMC C3500 Sierra 7.4L 3in Cat-Back Single Exhaust - Stainless 615556L 615556L User 3
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Gibson Performance Exhaust

Gibson 88-89 GMC C3500 Sierra 7.4L 3in Cat-Back Single Exhaust - Stainless 615556L

Gibson 88-89 GMC C3500 Sierra 7.4L 3in Cat-Back Single Exhaust - Stainless 615556L

sku: 1QMF0 | mpn: 615556L
$806.24
$1,335.37 $806.24
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Emissions

This is not an emissions item.
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Gibson Catback 615556L Gibsons best performing exhaust is perfect for improved acceleration, maximum hill climbing, towing and passing power. Exits behind the rear tire near stock location with a polished Stainless Tip. Dyno tested results have proven increases as much as 32 horsepower and 60ft lbs of increased torque. Hassle free, bolt-on installation with professional looking results. Cat-Back Single Exhaust System; Stainless Gibson 88-89 GMC C3500 Sierra 7.4L 3in Cat-Back Single Exhaust - Stainless

Vehicle Fitments:

Year Make Model Submodel
1988 - 1989 Chevrolet C3500 Silverado, Scottsdale, Cheyenne
1988 - 1989 Chevrolet K3500 Cheyenne, Scottsdale, Silverado
1988 - 1989 GMC C3500 Sierra, Sierra SLX, Sierra SLE
1988 - 1989 GMC K3500 Sierra, Sierra SLE, Sierra SLX
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