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Jet-Hot Cats

This is a discussion on Jet-Hot Cats within the External Engine forums, part of the LSx Technical Help Section category; So decided to pull out my newly installed Jet-Hot Cats. To make sure they don't screw with the AFR on ...

  1. #1
    Blown, Stroked, & Sprayed

    Ed Blown Vert's Avatar
    Join Date
    Aug 1999
    San Diego, Ca

    383 Procharged & N20 Vert

    Thumbs down Jet-Hot Cats

    So decided to pull out my newly installed Jet-Hot Cats. To make sure they don't screw with the AFR on the dyno.

    Opps, time to find another Y-Pipe with better cats. Cause it sounds like crap without them.

    Black 1999 Blown Convertible A4
    Forged 383, ATI D-1SC
    NX MAF Kit | 222/226 .585 115
    AS Stage II 6.0L FI Heads
    Moser 9" | 3.70 | Wavetrac | 35 Spline | Vigilante 3600
    548.0 RWHP - 563.8 RWTQ - 10# - D1

    666.0 RWHP - 734.2 RWTQ - 125 Shot - P1

    Black 2009 Escalade Hybrid 4WD
    Black 2008 GMC Yukon Hybrid 4WD (Totaled)

    Black 2013 Chevy Volt (Gone)

  2. #2
    Member silverTA2002's Avatar
    Join Date
    Sep 2005
    Bradenton, FL

    2002 Pontiac Trans Am

    What happened to the cats? Did you rip them up, or were they like that when you took them out?

    I'm leaving mine in. Sounds great with them in.
    2002 Trans Am 6sp, SLP lid, Holley filter, Shaner S3 TB, Jet Hot long tubes and cats, FRA, HP tuners, Hotchkis STB and LCAs. TEA stage 1.5 5.3 heads, Comp 220/224 114 +2, UMI Boxed SFCs, Edelbrock PHR. Moser 9" 4.11 gears.

    **FOR SALE**:

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