Hooker Header Back Exhaust System

73-74 1/2, 3/4, 1-Ton truck (2WD), 73-74 Chevy/GMC Blazer/Suburban/Jimmy/Carryall/Yukon/1-Ton Crew Cab (2WD): 265-400

PART# 16523HKR

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$246.95   Suggested Retail
$199.76   Holleydays Price
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Side exit behind rear tires


Designed to fit Hooker Competition header # 2452HKR, manifold or catalytic converter back applications. Cat-Back kits install behind the converter and all other applicable emission control devices.


  • Reducer Flex-Tubes
  • Reduces Backpressure
  • Improves Engine Efficiency
  • Hardware Included
  • Instructions Included


Emission Code4
Exhaust SeriesHooker
Product TypeExhaust System
System TypeHeader-back
Part Number16523HKR


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

Tech Resources

Side exit behind rear tires


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