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    Richard Holdener Performance

    • Valvetrain
    • Boost
    • Fuel
    • Tuning
    • DoD VVT
    • RHP Power Packages
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    Richard Test So You Don't Have To!

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    Product Collections

    • RHP Power Packages - Richard Holdener Performance

      RHP Power Packages

      RHP Power Packages

    • Camshafts and Valvetrain - Richard Holdener Performance

      Camshafts and Valvetrain

      Camshafts and Valvetrain

    • Fuel - Richard Holdener Performance

      Fuel

      Fuel

    • Turbos and Components - Richard Holdener Performance

      Turbos and Components

      Turbos and Components

    • DoD VVT delete - Richard Holdener Performance

      DoD VVT delete

      DoD VVT delete

    • Apparel - Richard Holdener Performance

      Apparel

      Apparel

    • Tools that RHiP - Richard Holdener Performance

      Tools that RHiP

      Tools that RHiP

    • Brian Tooley Racing - Richard Holdener Performance

      Brian Tooley Racing

      Brian Tooley Racing

    • Tuning - Richard Holdener Performance

      Tuning

      Tuning

    View all

    Let customers speak for us

    from 474 reviews
    Quick shipping and product was as described

    Quick shipping and product was as described.

    Shawn Donaway
    10/25/2026
    RHP 50mm Blow Off Valve
    G42-1200 work great!!!

    I am very happy with my G42-1200. I got this to replace my s475 1.15 ar T6 on my 2004 Aviator DOHC 4.6 w/ aftermarket connecting rods, ring gap and ported heads on E85 in my 88' foxbody with a powerglide. Haven't been to the track yet but it will not hook with more than 6.5 lbs. of boost in high gear on the street ( 0 traction in 1st gear at <50% throttle) with 315/60/15's Hoosier D/R. Can't wait to see what it does with traction!!

    Had to switch from the open 1.01 t4 to a divided 1.15 t4 turbine housing to help with spooling because my exhaust system was completely divided all the way up to the turbo. Went from 4200 rpm to make 101 kpa down to 3600 rpm.

    Now only if Richard Holdner Performance sold budget 4.6 4V cams 😂

    Rowland B.
    10/25/2026
    RHiP1200 Compare to G42-1200 Billet Wheel Journal Bearing Turbo Rated at 1200 hp
    Honesty company

    I bought a set of lifters and trays and had a issue with them with In ten mins someone called me from their personal number to help me on their day off and told me a way that could fix it and if it don’t, they will have me a new one coming my way soon

    Nathan Rast
    10/24/2026
    LS7 Lifters and Trays LS/LT/4.8/5.3/6.0
    100% exactly what I needed

    100% exactly what I needed. Great lifters and trays and they got to my door in 3 days! Highly recommend RHP!

    Brandon Henderson
    10/21/2026
    LS7 Lifters and Trays LS/LT/4.8/5.3/6.0
    Fits

    Fits great!

    Isaiah Boyer
    10/20/2026
    Low Buck Mafia Hoodie
    Good fit and function for my 2007 Tahoe with a 6

    Good fit and function for my 2007 Tahoe with a 6.0l swap and RHP G42 turbo!

    Isaiah Boyer
    10/20/2026
    1000 CC/95LB FUEL INJECTORS 8 Each
    Great value

    Great value and trust his expertise!!

    keith johnson
    10/19/2026
    Low Buck Truck Cam & Spring Package
    nice light hoodie great price

    nice light hoodie at a great price

    sm
    10/17/2026
    Low Buck Mafia Hoodie
    Great prices and fast

    Great prices and fast shipping

    Bubbu
    10/16/2026
    LS7 Lifters and Trays LS/LT/4.8/5.3/6.0
    Haven’t ran the motor yet but package was nice quality

    Haven’t ran the motor yet but package was nice quality, price was great, and installation was simple. Can’t wait to fire it up!

    christopher Jordon
    10/16/2026
    PAC .600" BEEHIVE VALVE SPRING SET
    Cam

    Great cam and springs

    Bobby Kendrick
    10/16/2026
    Low Buck Truck Cam & Spring Package
    A fun little add on that’s made of quality material

    A fun little add on that’s made of quality material. And I like that the turbine spins

    Drew
    10/15/2026
    RHiP Key Chain

    Just as described

    Eric
    10/15/2026
    Truck Plus Cam and Spring Package

    Es elegante muy bueno el servició

    Marcelo
    10/14/2026
    LS7 Lifters and Trays LS/LT/4.8/5.3/6.0

    Super easy to use had bo problem removing harmonic balancer

    Kaleb Ventulett
    10/12/2026
    RHP 3-JAW LS HARMONIC DAMPER PULLER

    Blog posts

    • How to Choose Injector size

      May 9, 2026Richard Holdener

      Choosing the right injector size is simple math. Richard walks you through sizing for NA, turbo, E85, and gasoline applications across LS and import platforms.

      How to Choose Injector size

      May 9, 2026Richard Holdener

      Choosing the right injector size is simple math. Richard walks you through sizing for NA, turbo, E85, and gasoline applications across LS and import platforms.

    1 / of 3

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