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Hooker

Hooker Header Back Exhaust System

1963-1972 1/2, 3/4, 1-Ton Truck (2WD), 1969-1972 Chevy / GMC Blazer / Suburban / Carryall / Yukon / 1-Ton Crew Cab (2WD): 265-400; Fits Long Wheelbase Only

Part # 16522HKR
1 Review

Hooker Header Back Exhaust System

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$290.95
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4

Emissions

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.

    See Emissions Details

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Designed for Hooker Competition 2452HKR header back applications. This system uses 2.25-inch 16-gauge aluminized tubing to reduce back-pressure and improve engine efficiency. The system is mandrel bent to eliminate any crush sections in the tubing to help maximize the exhaust flow for better performance.

Features:

  • Mandrel Bent Tubing Eliminates Restrictions in Bends and Improves Exhaust Flow
  • Reduces Backpressure
  • Improves Engine Efficiency
  • Hardware Included
  • Instructions Included
  • Fits Long Wheelbase Only

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 Code4
Exhaust SeriesHooker
MaterialAluminized Steel
Muffler TypeNone
Product TypeExhaust System
Sound LevelPipe Only
System TypeHeader-back
TipsNone
Tubing Diameter (in)2.25
Type of ExhaustHeader-Back
UPC700414023601
Part Number16522HKR
4

This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street.

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

Instructions for Part# 16522HKR
Designed to work with header number 2452HKR. Will not fit with stock manifolds that exit straight down.

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