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HKS Hi-Power Cat Back Exhaust Single Exit Subaru WRX / STI 2015-2021 | 31006-BF003 Maxima_1989-1994 ensuring proper refrigerant flow and

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SKU 43610072437
USD749.50 USD797.50

Pay in 4 interest-free payments of $187.38. Learn more

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 12 - Sep 17

Fjord side

Cool mist, calm waters

Layered blues for a quiet Nordic mood—built for long scrolls and clear product focus beside the sticky cabin window.

Cabin side

Warm timber accents

Wood-toned frames and chip trails keep the buy box grounded—harbor calm meeting cabin warmth without clutter.

Description

ensuring proper refrigerant flow and effective heat exchange while maintaining compatibility with factory mounting points and existing hardware

Improves shift feel and throttle response

Includes all new hardware

What sets this system apart is the included purpose-built splitter

Hi-tuck design for improved ground clearance

HKS Hi-Power Cat Back Exhaust Single Exit Subaru WRX / STI 2015-2021 | 31006-BF003 Maxima_1989-1994 ensuring proper refrigerant flow andTransform the sound, appearance, and performance of your Subaru with the HKS Hi Power Single Exit Cat Back Exhaust System. Designed specifically for the 2015 2021 WRX and STI, this premium exhaust replaces the factory quad tip setup with an aggressive single exit configuration featuring an 85mm main pipe and race inspired muffler design. Constructed from high quality SUH409 coated steel and SUS304 stainless steel, the Hi Power exhaust reduces back

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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