2004-2008 Pontiac Grand Prix Underhood Performance

2004-2008 Pontiac Grand Prix Performance Parts including Cold Air Intakes, Supercharger Pulleys, Ignition Wires and more from K&N, Pulley Boys and MSD. ...read more
K&N FIPK Air Intake Kit 2004-2006 Grand Prix 57-3049

K&N FIPK Air Intake Kit 2004-2006 Grand Prix 57-3049

$394.99

K&N Generation II Filter Injection Performance Kits (FIPKs) are built for many different vehicles and represent a dramatic improvement o ...more >>

K&N AirCharger Intake Kit LS4 V8 63-3059

K&N AirCharger Intake Kit LS4 V8 63-3059

$311.99

K&N's AirCharger Off-Road & Racing Performance Kits, or simply AirCharger for short, are designed to be less restrictive compare ...more >>

Cold Air Induction System for Grand Prix GXP

Cold Air Induction System for Grand Prix GXP

$271.65

Boost your Grand Prix's performance with this true cold air intake. This intake system surpasses our competitors with superior quality and c ...more >>

Wet or Dry ZEX Nitrous Oxide System for 4 and 6 Cylinder Engines

Wet or Dry ZEX Nitrous Oxide System for 4 and 6 Cylinder Engines

$529.00

The Zex Nitrous System, also called nitrous oxide, NOS, and various other similar terms, contains patented technology and uses bottle pressu ...more >>

Qwikchange Supercharger Pulley System

Qwikchange Supercharger Pulley System

$149.99

Please note: These are no longer being manufactured in aluminum finish, but are black powdercoated instead. The photos above are no longer ...more >>

Pulley Boys Supercharger Pulley

Pulley Boys Supercharger Pulley

$90.00

The Pulley Boys Supercharger Pulley is the highest quality, best engineered aftermarket pulley available. Add more boost and horsepower wit ...more >>

MSD 8.5mm Super Conductor Spark Plug Wires 32789

MSD 8.5mm Super Conductor Spark Plug Wires 32789

$80.99

MSD's 8.5mm diameter Super Conductor Spark Plug wires (also called spark plug cables) are an extremely popular and well-made brand of wire. ...more >>

MSD Blaster Ignition Coils 8224

MSD Blaster Ignition Coils 8224

$149.99

When it comes to late model performance parts, nothing beats bolt-on and direct connection components. Especially when they improve performa ...more >>

Supercharger Pulley Removal and Installation Tool

Supercharger Pulley Removal and Installation Tool

$147.94

This Pulley Boys Pulley Puller is the highest quality, best engineered aftermarket pulley tool available. Don't be fooled or try to save a ...more >>

Battery Tender PLUS!

Battery Tender PLUS!

$69.99

The Battery Tender PLUS is a 1.25 amp battery charger designed to fully charge a battery and maintain it at proper storage voltage without t ...more >>

Taylor Space Age Boot Protectors

Taylor Space Age Boot Protectors

$49.99

If you are no longer using factory spark plug cables and the factory heat shields, and you have a supercharged engine or other high-heat pro ...more >>

Engine Oil Breather Filter for 3800 LS1 LS3 LS6

Engine Oil Breather Filter for 3800 LS1 LS3 LS6

$49.99

A nice finishing touch appearance part that is used on bayonet-type mounts found on the LS1 and 3800 GM engines. Made of billet aluminum, co ...more >>

Battery Heater

Battery Heater

$27.00

Wrap up for warmth. The handy blanket plugs into standard outlets and wraps around your battery to help you start your vehicle in colder cli ...more >>

3.8L Series III Supercharged V6 Engine Decals - 04-08 Grand Prix

3.8L Series III Supercharged V6 Engine Decals - 04-08 Grand Prix

$24.99

High quality vinyl, computer cut to cover the "Supercharged" and "3800 Series III" on the engine cover. These are constructed using the hi ...more >>

GM Performance Supercharger Oil

GM Performance Supercharger Oil

$26.99

Two 4 ounce bottles of GM Supercharger Oil to complete your supercharger oil change. GM recommends you check your supercharger oil every 30 ...more >>

3.8L Series III V6 Engine Decals - 04-08 Grand Prix

3.8L Series III V6 Engine Decals - 04-08 Grand Prix

$16.99

High quality vinyl, computer cut to to cover the "3800 Series III" and "V6" on the engine cover. These are not for the supercharged version ...more >>

NGK V-Power and Iridium Spark Plugs

NGK V-Power and Iridium Spark Plugs

$19.99

About the V-Power. Modern lean-burning, fuel efficient engines create a new set of requirements for spark plugs. NGK Spark Plugs answered ...more >>

Hypertech PowerStat Thermostats - 3.8L V6 Engines

Hypertech PowerStat Thermostats - 3.8L V6 Engines

$14.49

From the laws of physics, cooler air is denser than warmer air. Since horsepower increases as the amount of air and fuel burned increases, c ...more >>

K&N Performance Gold Premium Oil Filters

K&N Performance Gold Premium Oil Filters

$13.23

K&N Performance Gold Oil Filters for automotive applications have been constructed from the ground up to satisfy the high performance ne ...more >>

K&N Oil Filters for V6 Engines

K&N Oil Filters for V6 Engines

$12.23

K&N Performance Gold Oil Filters for automotive applications have been constructed from the ground up to satisfy the high performance ...more >>

K&N Air Filter Recharging Kit 99-5050

K&N Air Filter Recharging Kit 99-5050

$14.89

K&N offers a six-step maintenance system that's designed to recharge any K&N Filtercharger Air Filter. The kit includes Filtercharge ...more >>

K&N Drop In Replacement Air Filter 33-2334

K&N Drop In Replacement Air Filter 33-2334

$47.99

APPLICATION LIST 2005-2008 PONTIAC GRAND PRIX 5.3L V8 F/I - All 2006-2010 CHEVROLET IMPALA 3.5L V6 F/I - All 2006-2010 CHEVROLE ...more >>

DiabloSport I2030 Hand Held Power and Mileage Programmer

DiabloSport I2030 Hand Held Power and Mileage Programmer

$359.99

The DiabloSport inTune programmer is the all new successor for the Predator handheld tuner that you've come to know and love. The long tour ...more >>

DiabloSport Trinity T-1000 Programmer and Code Reader

DiabloSport Trinity T-1000 Programmer and Code Reader

$599.00

PFYC.com is an authorized DiabloSport retailer. The Diablosport Trinity T-1000 is several devices in one, with a very slick interface. ...more >>

SCT 7416 X4 Power Flash GM OBDII Plug and Play Power Programmer

SCT 7416 X4 Power Flash GM OBDII Plug and Play Power Programmer

$399.00

The X4 Power Flash arrives pre-loaded with DYNO Proven tune files that INCREASE HORSEPOWER and TORQUE! Programming your vehicle with one of ...more >>