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Hooker BlackHeart

Hooker BlackHeart Up-pipe

2015-2021 Subaru WRX/STI 2.5L, 2 inch with Flex Joint - 304SS

Part # BH9307
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This 2 inch race Up-pipe is designed for the 2015-2021 Subaru WRX/STI with 2.5L. Constructed of 18 gauge 304 stainless steel, it delivers strength, durability and weight savings. Improved tube size and geometry provide better flow and reduced turbo lag.


  • OE style overlapping flex Coupler for smooth exhaust flow, durability and reduced vibration
  • 25% weight savings over OE (original equipment) Up pipe, a savings of 1 LB
  • Constructed from 2 inch lightweight, 18-gauge, mandrel bent, 304 stainless steel construction for maximum strength, durability and corrosion resistance
  • 100% quality hand-welded construction for strength, longevity and good looks
  • Utilizes factory mounting points for factory-like fitment
  • Tube geometry designed for maximum clearance and hassle-free installation
  • All hardware included
  • Manufacturer’s limited lifetime warranty

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
Exhaust SeriesHooker BlackHeart
Material304 Stainless Steel
Product TypeExhaust System
Sound LevelPipe Only
System TypeUp-pipe
Tube Diameter2-1/2 Inch
Tubing Diameter (in)2.5
WarrantyLimited Lifetime Warranty
Part NumberBH9307

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

Limited Lifetime Warranty: See Details

*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.