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Hooker BlackHeart Adapter Tube Kit

1978-1988 A/G-body, Hooker BlackHeart LS Swap Long-Tube Headers to 2.5" Exhaust Systems

PART# 70701318-RHKR

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$157.00   Suggested Retail
$140.95   Your Price
Estimated shipping date: 02/23/2021
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Holley Performance Products and Hooker BlackHeart have partnered together to offer the most versatile and complete swap kits on the market. If you are planning to swap an LS engine into your G-body, it is important to use components that are designed to work together to ensure a trouble-free install that provides optimized drivetrain geometry and component clearances. Hooker BlackHeart has finally made it possible to purchase a comprehensively designed system of components that offers compatibility far beyond what is available when using components from mixed sources, while offering more header type, material and finish choices than any competitor.


  • Designed to connect long tube headers (70101505-RHKR & 70101506-RHKR) to Hooker 2.5" A/G body dual exhaust system
  • Stainless steel construction


BrandHooker BlackHeart
Emission Code4
Exhaust SeriesHooker BlackHeart
Inlet Diameter (in)3
MaterialStainless Steel
Outlet Diameter (in)2.5
Product TypeAdapter Kit
Single DualDual
System TypeAdapter Kit
Tube Diameter2.5 inch
Tubing Diameter (in)2.5
Part Number70701318-RHKR



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

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