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Hooker Header Back Exhaust System

This item has been discontinued and replace by Part # 70501414-RHKR

Part # 42537HKR 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 up to 450HP; side exits behind rear tires.

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 side exits behind rear tires
  • 304 Stainless steel straight through designed absorption mufflers for a muscle car sound without the resonance
  • Constructed of mandrel bent 409 stainless steel tubing

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
Muffler TypeStraight Thru
Product TypeExhaust System
TipsNone
Tube Material409 Stainless Steel
Tube Size2-1/2 inch
Type of ExhaustCat-Back
UPC090127716700
Part Number42537HKR
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 to <a href="https://www.holley.com/2334HKR">2334HKR</a> and <a href="https://www.holley.com/2335HKR">2335HKR</a> full-length headers with adapter P/N <a href="https://www.holley.com/42107HKR">42107HKR</a>Connects to <a href="https://www.holley.com/8501HKR">8501HKR</a> exhaust manifolds with adapter P/N <a href="https://www.holley.com/42116HKR">42116HKR</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.