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throttle body

  1. RobC76

    ZZP LSJ - NEW LS4 Throttle Body $225 Shipped

    Brand new in the box. Thanks Description By feeding your blower with a TB that is 7.6mm larger than stock, parasitic loss is reduced, HP is increased, throttle response is dramatic. The stock TB is 67.4mm and the stock blower opening is 70.5mm. The LS4 TB is 75mm. Modification (Porting) to the...
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