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Home > Forum > Wheel and Tyre Fitment Course > What should i tune or adjust after changing out my exhaust? Header up pipe down pipe.

What should i tune or adjust after changing out my exhaust? Header up pipe down pipe.

Wheel and Tyre Fitment Course

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johnjr

john barr

Community Member

6 Posts

USA

The car is a 2020 sti. Tuning with accesstuner

Ross Honnor

Tutor

1332 Posts

New Zealand

Hello it will need both the fuel and the ignition altered

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