csi_roller Posted August 13, 2008 Report Posted August 13, 2008 on friday I'm getting a full 2 inch exhaust on my rolla is it gonna be worth while getting it there going to remove the cat and go 2 inch straight threw but if its too loud there goign to add a hot dog all up its its 90 for the exhaust and 60 for the dog if required is it worth it Quote
Redwarf Posted August 13, 2008 Report Posted August 13, 2008 What engine is it going on? If your car came with a cat, it's illegal to remove it. Quote
csi_roller Posted August 13, 2008 Author Report Posted August 13, 2008 What engine is it going on? If your car came with a cat, it's illegal to remove it. 4afe its getting done at a exhaust place so its legit Quote
MYSTIK[RL] Posted August 13, 2008 Report Posted August 13, 2008 4afe its getting done at a exhaust place so its legit doesn't mean its legal, may want to ring up your local authorities and actually ask, I'm sure they'll tell you the consequences, which if i remember correctly are along the lines of a fine up to $10,000 and the possibility of time in jail Quote
Budowski Posted August 13, 2008 Report Posted August 13, 2008 just get a bigger cat like from a falcon or commodore for the 2 inch diameter or get a sports cat btw what results have people got from exhaust upgrade on AE92 ? ;) Quote
MYSTIK[RL] Posted August 13, 2008 Report Posted August 13, 2008 (edited) just get a bigger cat like from a falcon or commodore for the 2 inch diameter or get a sports cat btw what results have people got from exhaust upgrade on AE92 ? :dance: mine pulled just under 75 atw with a 2in and that was with old oil, 95 octane fuel and a stuffed cat ;) but it was it first time out on the dyno so i have no idea if the exhaust helped ;) Edited August 13, 2008 by MYSTIK Quote
csi_roller Posted August 14, 2008 Author Report Posted August 14, 2008 mine pulled just under 75 atw with a 2in and that was with old oil, 95 octane fuel and a stuffed cat ;) but it was it first time out on the dyno so i have no idea if the exhaust helped ;) havnt had mine on the dyno but just a 2 ich exhaust tip made alot of difference ill be able to tell you tomorrow what hp I'm getting with the new exhaust Quote
Redwarf Posted August 14, 2008 Report Posted August 14, 2008 If your car came with a cat, it's illegal to remove it. Refer previous comment. You'll get picked up for it on your next pink slip or green slip inspection. (whatever they call it in NSW) Quote
suprnova Posted August 14, 2008 Report Posted August 14, 2008 i got 2.5" from the cat back on mine with a straight though muffler...and its loud...i really don't think u would need something from the headers back... Quote
csi_roller Posted August 15, 2008 Author Report Posted August 15, 2008 i got 2.5" from the cat back on mine with a straight though muffler...and its loud...i really don't think u would need something from the headers back... they didnt take the cat off just cut it at the end and added the 2inch from there the cars sounds heaps better and goes alot better aswell Quote
Johno Posted August 15, 2008 Report Posted August 15, 2008 When i got my 2 inch exhaust they rang me half way through the job because my cat was too old. I said just leave it but my exhaust place said they can't do it cos it's illegal. Had to fit a new one, no way around it they said. Quote
AE92man Posted August 19, 2008 Report Posted August 19, 2008 my 4AFC pulled a monstrous 48.8kw at the wheels stock (67kw motor). Got a 2inch Cat-back, once i dyno that i'll let you know lol Quote
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