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Hooker Header Back Exhaust System

1978-88 GM A/G-Body - 3.0", Natural Finish Stainless Steel *Excludes EL Camino Models

Part # 42512HKR Be the first to write a review

Hooker Header Back Exhaust System

Not Available

3

Emissions

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.

See Emissions Details
Full stainless steel exhaust system comes complete with stamped crossover for a broad torque curve, TIG welded stainless steel straight through designed absorption style mufflers, for applications over 450HP; single turn-down exit under each quarter panel for an stealthy look.

Features:

  • Each system is supplied with a high-efficiency stamped crossover & high-flow TIG-welded 304 SS absorption mufflers
  • OE quality hardware (clamps, hanger rods and rubber isolators) provided to ensure excellent fitment and a leak free installation
  • Kits are supplied with turn-down style exits under the rear quarter panels
  • Stainless steel straight through designed absorption mufflers for a muscle car sound without the resonance
  • Constructed of mandrel bent stainless steel tubing
  • *Excludes EL Camino Models

About Hooker

Hooker Headers & exhaust systems are engineered to increase horsepower and torque while improving throttle response. Shop the official site of Hooker at Holley.com.

Brand Hooker
Emission Code3
Product TypeExhaust System
UPC090127713105
Part Number42512HKR
3

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.


The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle


WARNING: It is against the law to install this part on an Emissions Controlled Vehicle


The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
Connects directly to <a href="https://www.holley.com/products/exhaust/parts/2332HKR">2332HKR</a> and <a href="https://www.holley.com/products/exhaust/parts/2333HKR">2333HKR</a> full-length headersConnects to <a href="https://www.holley.com/products/exhaust/parts/2481HKR">2481HKR</a> mid-length headers with adapter P/N <a href="https://www.holley.com/products/exhaust/parts/42113HKR">42113HKR</a>
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    *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.