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

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 hor

$99.00 $1,335.00

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