Free shipping on ALL orders! - Details
2011-2015 CTS-V Coupe 6.2L V8 - Hooker Blackheart Axle Back Exhaust System 70401345-RHKRYouTube Button

Hooker BlackHeart Axle-Back Exhaust System

2011-2015 CTS-V Coupe 6.2L V8 3 inch 304SS Axle-Back Exhaust System, Carbon Fiber Tips

PART# 70401345-RHKR

Be the first to write a review
$1,145.00   Suggested Retail
$1,029.95   Holleydays Price
Estimated shipping date: 04/23/2021
Email Me When Available
Free Shipping
Add to Wish List

Starting at $91 a month with Learn More
Aggressive to moderate sound


Hooker continues to push the boundaries of performance with the BlackHeart line of exhaust products. We are proud to offer these axle-back exhaust systems for 2011-15 CTS-V coupes. These 304 stainless steel, 3" into 2.5" axle-backs are available with either polished stainless steel or carbon fiber tips. They are engineered to offer both premium fitment and maximum performance from your 6.2L engine.


  • Max Dyno gains of +17.08 HP & +20.21 LB.FT. torque
  • Up to 43% weight savings over OE exhaust, a savings of 20 LBS.
  • Constructed from 3” into 2.5” lightweight, 18-gauge, mandrel bent, 304 stainless steel maximizing strength and durability
  • Dual, 304 polished stainless steel, high-flow straight through muffler design
  • Available with 4.5”, angle-cut, polished 304 stainless steel or carbon fiber tips
  • 100% quality hand-welded construction for strength, longevity and good looks
  • Utilizes OEM mounting points for factory-like fitment
  • Tube geometry designed for maximum clearance and hassle-free installation
  • All hardware included
  • Manufacturer’s limited lifetime warranty


Application2011-2015 CTS-V Coupe 6.2L
BrandHooker BlackHeart
Emission Code5
Exhaust SeriesHooker BlackHeart
Material304 Stainless Steel
Muffler TypeHigh Flow, Straight Through
Product TypeExhaust System
Sound LevelAggressive / Moderate
System TypeAxle-back
TipsCarbon Fiber
Tube Diameter3" into 2.5"
Tubing Diameter (in)3/2.5
Part Number70401345-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.

We Suggest

      *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

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

       X  Holleydays 2020 20% off and DD
       X  Holleydays 2020 20% off and DD