greetings all sifu!
im currently using Razo turbo timer but i also have this Apexi Tt but rosak oledi..i dunno wat happened to it...do u think it can be fix??..thx
Is it legal to drill some holes in the exhaust pipe near the end to make the exhaust louder?
doe it work like this? Is this how exhaust pipes can be modified to amplify the exhaust sound?