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Hooker BlackHeart

Hooker BlackHeart Attitude Adjuster EVC

Universal Multi-Mode Exhaust Valve Control System - Single Valve Kit

Part # 71013003-RHKR Be the first to write a review
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The Hooker Attitude exhaust valve controller (EVC) is a fully programmable exhaust valve control system adaptable to just about any vehicle. This kit allows the user to transform the vehicle's one dimensional exhaust system into a fully programmable multi-mode exhaust management system, capable of load based fully active valve positioning. It offers the street manners of a quiet exhaust and can go to full race with the drop of your right foot! No other exhaust valve system comes close to the versatility of the Hooker Attitude EVC.


  • Continuously variable valve position offers tuning options not possible with conventional exhaust cut outs
  • Weld-on valve for use with tubing up to 3” OD
  • OBDII connectivity for TPS and RPM inputs (most vehicles 98 newer)
  • Analog TPS and RPM inputs for non OBDII equipped vehicles (PN: 71013002-RHKR accessory harness kit required)
  • Built in MAP sensor for vehicles not equipped with a Throttle Position Sensor (TPS) – Great for carbureted vehicles!
  • Analog inputs and outputs for creating custom controls (PN: 71013002-RHKR accessory harness kit required)
  • Full color, backlit 3.5” Touch Screen LCD for easy adjustments
  • Quick and easy installation and setup
  • 3 preloaded sound maps TOURING - SPORT - RACE for out of the box performance
  • Manual mode for fixed valve position, adjustable from 0-100%
  • 1 Programmable valve mapping table for custom programing
  • Customizable load and RPM axis tables for even more advance tuning
  • SD Card slot for updates and file sharing
  • Designed to work with any universal mufflers, resonators and/or vehicle specific applications
  • Perfect solution for tracks with sound requirements, allowing simple adjustability while maintaining maximum performance

About Hooker BlackHeart

The BlackHeart team utilizes the latest technology and materials to design exhaust systems, engine swap kits, and mufflers for both import and domestic cars and trucks. Hooker Blackheart is platform-engineered to provide superb performance, aesthetics, and fitment.

Brand Hooker BlackHeart
Emission Code4
Product TypeExhaust Valve and Controller Kit
Type of ComponentExhaust Valve and Controller Kit
Part Number71013003-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

  • 1 OEM quality stainless steel electronic valve assembly
  • 3.5" LCD touch screen programmer and monitor
  • Programmable compact control unit
  • Universal wiring harness
  • OBDII interface cable
  • Installation hardware kit
  • User manual and installation instructions
Ensure there is adequate space under the vehicle for the valve and electronic valve motors for your specific vehicle set up

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