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  1. Cometic 07-2014 Shelby GT500 MLS Header Gaskets
    $47.94
    Cometic now offers Multi-Layered Steel header gaskets for the 2007-2013 Shelby GT500! These OEM quality gaskets provide the ultimate seal and do not require any retorquing after installation. Don't pay nearly $200 for those gaskets from Ford, get OEM quality and constructions with Cometic gaskets at a fraction of the cost from Lethal Performance. This is for a pair of gaskets to do both sides of your motor, complete set. Learn More
  2. Ford OEM 2007-2014 GT500 Exhaust Manifold Gasket Kit
    $253.64
    Ford OEM Header gasket kit for 2007-2014 Shelby GT500.

    Includes 4 pieces which is a complete kit for both driver and passenger side. Learn More
  3. UPR 2011-2014 Mustang 12" Front O2 Sensor Extensions
    $39.99

    These 12" long front O2 sensor extensions fit 2011-2014 Mustang 5.0 GT and Shelby GT500 only and work great on cars with longtubes. Most aftermarket longtubes relocate the front O2 sensors further away so the stock wiring does not fit. These extensions keep you from having to cut and lengthen your factory wiring.

    » Sold in Pairs
    » 12 Inches Long
    » Easy 5 minute Install
    » Plug and Play Install
    » Perfect for Longtube Headers
    » Mustang Front O2 Sensor Extensions Learn More
  4. Vibrant Performance J-Style Oxygen Sensor Fittings 11619
    $32.97
    Vibrant Performance J-style oxygen sensor fittings help you to complete your project with quality bungs and great value. Their "J" shape allows for an easier installation, when clearance under the vehicle is an issue, by placing the sensor parallel to the exhaust pipe. These sensor fittings are crafted from T304 stainless steel. Vibrant Performance J-style oxygen sensor fittings finish your job right.

    The Tunable Kit comes with an adapter that goes between the exhaust piping and your sensor. The adapter has a place for one of the three included pills to be inserted and held in place with the supplied C clip. With three different pill sizes to choose from, it should be enough to make even the most picky PCM give you a CEL free dash again. Learn More
  5. Vibrant Performance Standard Oxygen Sensor Fittings 11621
    $20.95
    The Tunable Kit comes with an adapter that goes between the exhaust piping and your sensor. The adapter has a place for one of the three included pills to be inserted and held in place with the supplied C clip. With three different pill sizes to choose from, it should be enough to make even the most picky PCM give you a CEL free dash again. Learn More

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