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  1. SRT Hellcat General Discussions
    21 redeye charger , I put it on a dyno 620rwhp , afr 9.7 talked to a tuner and he said it’s called COT , told my my cats are heating up and the ecu is dumping fuel to cool them off , said it could be fixed with a tune. My problem is I don’t have all the parts I wanna install before I get it...
  2. For Sale
    (SOLD) I have the stock OEM Catted pipes from a 2015 Challenger Hellcat. Great condition, no major wear if any. 11,xxx miles on them. Upgraded to JBA. $300 shipped lower 48 $250 local pick up North East Florida. OBO
  3. SRT Hellcat Performance
    Hello, I've done some googling/forum surfingm and I haven't found the answers I'm looking for. Has anyone done a true cat delete with pipe replacements from a muffler shop, and do you have any pictures of what it looks like? What is the smell difference? I'm not too concerned as long as it's...
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