KA-T loudass backfire why? how do i fix - Zilvia.net Forums | Nissan 240SX (Silvia) and Z (Fairlady) Car Forum

sil80forme · 08-09-2005, 06:38 PM

ok i got a big t3/t4 turbo, one piece downpipe to stock cat location, but no cat! now the exhaust isnt that loud to start because of the turbo all u hear is spool, but when i get off the throttle and or downshift, it sounds like a 12 gauge goin of under the car. what could be causeing this and if anyone has any ideas how do i fix it? thanx

08-09-2005, 06:38 PM	#1
sil80forme Zilvia Junkie Join Date: Jan 2005 Location: philadelphia, pa Age: 44 Posts: 487 Trader Rating: (0) Feedback Score: 0 reviews	KA-T loudass backfire why? how do i fix ok i got a big t3/t4 turbo, one piece downpipe to stock cat location, but no cat! now the exhaust isnt that loud to start because of the turbo all u hear is spool, but when i get off the throttle and or downshift, it sounds like a 12 gauge goin of under the car. what could be causeing this and if anyone has any ideas how do i fix it? thanx

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