Lexus IS Forum - View Single Post - Strange sounds from my Sportcross
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post #5 of (permalink) Old 03-25-2018, 11:36 AM Thread Starter
vman932's Avatar
Join Date: Jan 2008
Location: LaGrange, GA
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Originally Posted by 01 SolarYellow View Post
Sounds like an exhaust leak. Check your manifold flanges.
Do you think my manifold might be in danger?

Originally Posted by TobiasSing View Post
yeah that doesn't sound good (well actually that sounds amazing haha). Any CELs? What happens at higher RPMs or while driving?
At higher rpms it gets louder and spins the tires.
No CEL, but I did get this warning

01 SolarYellow might be on to something.

Originally Posted by SFis300 View Post
Sounds like a swap with big cams to me
Well actually only 1 cam

16 RX450h F-Sport
13 MKZ hybrid
13 S6 APR downpipes/Stage 2 ECU/TCU
08 911 turbo cabriolet, Champion, Cobb, Fabspeed, FVD, Kline 6MT
08 GX470 Sport
04 IS300 Sportcross under construction..........
93 MR2 gen3 3sgte, t3/t4, 264s, AEM, 5MT
02 Honda VFR800 6MT

Last edited by vman932; 03-25-2018 at 05:14 PM. Reason: fixed image link
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