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GMC S15 Exhaust Manifolds
This page gathers exhaust manifolds for the GMC S15, covering model years 1982 through 1990, including direct-fit OE replacements, performance headers, and manifolds with integrated catalytic converters. Choose your model year above and this page keeps only the exhaust manifolds that fit your GMC S15. Each listing is matched to our vehicle fitment data before it appears here.
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In Stock (10+)
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In Stock (10+)
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In Stock (10+)
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Magnaflow California Grade CARB Compliant Direct-Fit Manifold Catalytic Converter
Vehicle Specific
from $793
In Stock (10+)
What's here for your GMC S15
- Exhaust manifolds — direct-fit and OE replacement units
- Exhaust manifolds with integrated catalytic converter
- Exhaust headers — including shorty and performance kit options
- Pre heat hoses and related gaskets
The widest selection here comes from Dorman, ATP, Standard Motor Products, and Hooker BlackHeart, spanning everything from straightforward OE-style replacements to performance-oriented header kits. Other categories GMC S15 owners shop for: GMC S15 Mirrors, GMC S15 Doors and Door Parts and GMC S15 Manual Transmission Parts, or browse all GMC S15 parts and accessories.