Then injen intake is said to add 4hp/4tq and it has also been said that a 4-2-1 merged collector ( aftermarket ) with high flow exhaust COULD add 10 ( as seen on versa )
Since my exhaust mani is...
Type: Posts; User: IMPUL
Then injen intake is said to add 4hp/4tq and it has also been said that a 4-2-1 merged collector ( aftermarket ) with high flow exhaust COULD add 10 ( as seen on versa )
Since my exhaust mani is...
Custom cat back straight pipe
About 1"
And I highly recommend you buy my exhaust ...
But my opinion is slightly bias