I had a slight rattle / kinda still do. Seems to show its face when the exhaust is cold. Once it warms up it goes away. I also have Borla S-type and I HIGHLY suggest drilling weep holes in the mufflers. I drained about 2 solo cups worth of water from my mufflers.
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Airaid CAI | Borla S-Type Catback | Amsoil 10w30 and MTG Trans. Fluid
382hp 387ft/lb | 1/4: 12.9 @ 112mph
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