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Hooker BlackHeart Axle-Back Dual Transverse Dual Mode Exhaust

2016-2020 Camaro NPP A8 V8 6.2L 3 inch 304SS Axle-Back Dual Transverse Dual Mode Exhaust W/Quad Tips (Fits Automatic Transmission)

PART# 70401337-RHKR

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Aggressive to moderate sound


Hooker continues to push the boundaries of performance with the BlackHeart line of exhaust systems for popular late model vehicles. We are proud to expand our extensive line of 2016-2020 Camaro performance exhaust products


  • Max dyno gains of +9.80 HP & +14.46 LB.FT torque w/ dual transverse mufflers
  • Dual transverse high-flow, straight through mufflers designed for a race-inspired, deep exhaust tone during cruising speeds when closed and a high-performance, aggressive tone when the valves are opened
  • Factory dual mode electronic exhaust valve actuators bolt directly to the BlackHeart valves without any modifications
  • 4” dual wall, angle cut, polished 304 stainless steel quad tips with laser etched Hooker BlackHeart logo for aggressive styling
  • Constructed from mandrel bent, 18-gauge, 304 stainless steel for reduced weight and long life
  • Quality welds for strength, longevity and good looks
  • Utilizes factory mounting points for ease of installation and maximum ground clearance
  • Retains the factory AFM (Active Fuel Management) valves
  • Designed for automatic transmission
  • Manufacturer’s limited lifetime warranty


Application2016-2020 6.2L V8
BrandHooker BlackHeart
Emission Code5
Exhaust SeriesHooker BlackHeart
Material304 Stainless Steel
Product TypeExhaust System
Sound LevelAggressive / Moderate
System TypeAxle-back
Tubing Diameter (in)3
Part Number70401337-RHKR



This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

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