Perrin 22-24 WRX Equal Length Header Increase HP and TQ on your 2022-2024 WRX with a PERRIN Equal Length Header. With larger primary and secondary tubes, you can expect 5WHP...
Increase HP and TQ on your 2022-2024 WRX with a PERRIN Equal Length Header. With larger primary and secondary tubes, you can expect 5WHP on Stage 1 cars and far more on 350+ WHP cars without sacrificing turbo response.
