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Pontiac G8 - 2008-2009

For years, American muscle car fans lusted after the Australian-built Holden Commodore. In 2008, Pontiac heard those cries and brought the "Dunny Door" over as the Pontiac G8. This stylish sedan packs an LS2 in GT Trim while the GXP comes equipped with an LS3 to make the G8 one of the baddest family haulers ever made in America. And if those LS powerplants need a little more power to suit you, we have the parts to make it happen.
  • Brakes
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  • Cooling
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  • Electrical
  • Engine
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  • Fasteners & Hardware
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  • Gaskets
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  • Ignition
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  • LS & LT Power
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  • Nitrous
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  • Transmission & Drivetrain
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  • Tuners & Programmers
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  • Wheels
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DiabloSport inTune i3

  • Add Horsepower, Torque and Fuel Economy to your vehicle without even popping the hood!
  • Featuring the latest generation ARM processor. The device's display has a higher resolution screen and an exceptionally responsive touch pad.
  • DiabloSport's pre-loaded tunes are dyno and street tested to ensure optimal power and drivability gains. Basic installation, big power gains!
  • Easy tune asks you for what octane gas you want to run, if you've changed your tire size, if you want to remove the speed limiter and more. It's the perfect way to drop a tune on your ride in minutes!
  • Start off with DiabloSport's preset performance tunes and make changes that suit your performance needs. Adjust options like timing, fueling, idle, speed limiters, rev limiters, tire size, gear ratios and more.
  • The i3 retrieves diagnostic data of how your vehicle's tune is performing. Export all of your data to a PC and play it back on DiabloSport's Data Viewer logging software.
  • Regardless of whether you purchased an i3 for a Chrysler, Ford, or GM - you can buy an additional license to tune ANY vehicle supported by DiabloSport!
View DiabloSport inTune i3

MSD 2-Step Launch Control

  • 2 Step Rev Limiter for LSx engines
  • Plug and Play; no cutting or splicing necessary
  • Can be used with 24x or 58x trigger wheels  
  • When staged, put your foot to the floor and RPM will stay where you program it to, resulting in consistent launches
View LS 2-Step Launch Control

NOS Plate Nitrous System - Wet

  • Offers a low cost EFI nitrous kit solution
  • Fits 90mm or 92mm throttle body
  • Direct bolt-on ½” black billet aluminum plate fits between throttle body and intake manifold
  • Supports up to 175 HP
  • Included jetting for 100, 125 & 150 HP
  • Includes orange Sniper 10 lb. nitrous bottle with brackets
  • Stainless steel braided lines
  • Simple installation and hardware included
  • Ideal for Use w/ Terminator X - for Nitrous Control
View NOS Sniper Plate Wet Nitrous System - GM
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