intake,header,cat,and exhuast

catsman72

New Member
5+ Year Member
I have a cx hatchback with the stock d16y7 and I just got a 2.5 inch exhaust, intake, header,and cat. and was wundering how much hp i would gane. and I no the exhaust is big because I'm turboing in about a half year. thanks for any posts.
 

Slick_99

RIP 99'
Registered VIP
5+ Year Member
10+ Year Member
Very little, especially on D16Y7. To me, if you don't have a B-series and IHE is pointless and just makes alot of noise. However, I do like quiet exhaust that allow my engine to breate alittle easier when you have a good intake. It all depends dude, but in terms of HP gain, very little if none.
 


sky9

New Member
Registered VIP
5+ Year Member
yah all thge bolts on wont do much, im gusse 20hp?, well it good to have tho, on the count that your gonna turbo, ROCK THE SOHC!!!
 

got traction

i rock the sohc
Registered VIP
Registered OG
5+ Year Member
10+ Year Member
very little...but hey, it helps :what:
 





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