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GMC Sierra 2500 Headers & Manifolds

At JC Whitney, we offer the best selection of GMC Sierra 2500 Headers & Manifolds parts and accessories. We offer an industry leading 30-day Guarantee so that you can shop with confidence! Narrow your selection below by providing the year of your vehicle for a custom list of GMC Sierra 2500 Headers & Manifolds products.

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16 out of 16 products in Exhaust & Emissions
  • GIBSON - PERFORMANCE HEADERS

    Fits GMC Sierra 2500

    Get up to 20 more horses and 30 pounds of torque out of your vehicle with a Gibson Performance Header, made to boost all these things so... more

    Priced from:

    $406.76
  • HEDMAN PAINTED HEDDERS

    Fits GMC Sierra 2500

    Does your vehicle still have the original stock manifold? If so, replace that power-sapping stock manifold with a Hedman Painted Hedder... more

    Priced from:

    $305.59
  • BBK - HEADERS

    Fits GMC Sierra 2500

    Install a fully-machined BBK header for up to 23 more horsepower and increased overall torque due to the way a header optimizes air flow... more

    Priced from:

    $349.99
  • HEDMAN HI-TECH COATING (HTC) HEDDERS

    Fits GMC Sierra 2500

    Is your vehicle subject to high heat driving conditions such as towing or racing use? If so, replacing the power-sapping stock manifold... more

    Priced from:

    $614.30
  • BORLA STAINLESS STEEL HEADERS

    Fits GMC Sierra 2500

    Additional horsepower and torque is lurking in your engine, unleash it with a Borla Stainless Steel Header and feel the extra power every... more

    Priced from:

    $941.99
  • PATRIOT TIGHT TUCK HEADER

    TIGHT TUCK HEADER. Engineered for street rods and hot rods. Solves many problems associated with engine swaps. Manufactured from durable... more

    Priced from:

    $178.11
  • MBRP DIESEL MUFFLERS

    Does your ride have a stock muffler that is just too restrictive or an old muffler that sounded better in days past? Simply replace it... more

    Priced from:

    $124.99
  • RACING POWER EXHAUST HEADER KITS

    EXHAUST HEADER KITS. Complete with gaskets and hardware. Shipped separately from factory. NOTE: SKU numbers ending in F are factory shipped... more

    Priced from:

    $222.90

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