2000-2005 Chevy Impala Underhood Performance

2000-2005 Impala Underhood Accessories - Cold Air Intakes, Spark Plug Wires and Supercharger Pulleys ...read more
Taylor 8mm Spiro Pro Spark Plug Wires GM 3.1L 3.4L V6

Taylor 8mm Spiro Pro Spark Plug Wires GM 3.1L 3.4L V6

$42.99

The Finest High Performance Street and Race Wire Engineered to Work with Today's Sophisticated Ignitions. Taylor's Spiro-Pro outperforms the ...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 >>

Hypertech 32002 Max Energy Programmer - GM 3.8L V6 and 5.7L V8

Hypertech 32002 Max Energy Programmer - GM 3.8L V6 and 5.7L V8

$379.99

The Max Energy Power Programmer extracts every bit of energy possible out of every molecule of fuel giving you more mpg at part throttle and ...more >>

Hypertech Max Energy E-CON Programmer

Hypertech Max Energy E-CON Programmer

$329.99

Use less fuel and get more power using the Hypertech E-Con Power Programmer. The Max Energy E-CON provides the most fuel efficient tuning m ...more >>

K&N 57-3045 FIPK Air Intake Kit for GM 3.8L V6

K&N 57-3045 FIPK Air Intake Kit for GM 3.8L V6

$316.99

Boost the performance and horsepower of your 3.8L V6 Pontiac Grand Prix, Chevrolet Monte Carlo or Chevrolet Impala with the K&N 57-3045 ...more >>

Hypertech Speedometer Calibrator

Hypertech Speedometer Calibrator

$199.99

Hypertech Speedometer Calibrators are used to adjust the tire size in a vehicle's computer. Compensate for larger tire sizes and gear swaps ...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 >>

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 >>

AirAid 200-584 Throttle Body Spacer for Grand Prix and Impala 3.8L V6

AirAid 200-584 Throttle Body Spacer for Grand Prix and Impala 3.8L V6

$140.07

This PowerAid Throttle Body Spacer from AIRAID is designed to improve the low-end torque and horsepower of your engine while helping to cont ...more >>

Throttle Position Sensor TPS Enhancer GM engines

Throttle Position Sensor TPS Enhancer GM engines

$99.99

The Throttle Position Sensor (TPS) Enhancer maintains maximum horsepower by optimizing the throttle signal sent to the PCM. At about 70% thr ...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 >>

V Plus Voltage Booster for 3.8L Series II Engine

V Plus Voltage Booster for 3.8L Series II Engine

$89.95

The Caspers Electronics V-Plus (V+) Volt Booster is designed to increase your entire electrical system voltage by approximately 2.2 volts ab ...more >>

GM Transmission Filter and Gasket - 3800 Series II Engines

GM Transmission Filter and Gasket - 3800 Series II Engines

$91.79

Official GM Transmission Filter and Gasket Kit. Don't skip this step when you are changing your transmission fluid. This will ensure your tr ...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 >>

Taylor 8mm Spark Plug Wires - 3.8L V6

Taylor 8mm Spark Plug Wires - 3.8L V6

$48.80

The Finest High Performance Street and Race Wire or cable Engineered to Work with Today's Sophisticated Ignitions. Taylor's Spiro-Pro outper ...more >>

K&N RE-0870 Cone Filters

K&N RE-0870 Cone Filters

$58.99

Constructed with ultra-strong molded pliable rubber flanges that absorb vibration and allow for a secure attachment, the K&N Cone ...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 >>

L36 Engine Cover Decals 3.8L non supercharged

L36 Engine Cover Decals 3.8L non supercharged

$30.00

High quality vinyl, computer cut to fit perfectly over the raised letters and numbers embossed on the non-supercharged engine cover. Th ...more >>

Intake Air Temp Extension (IAT) Harness

Intake Air Temp Extension (IAT) Harness

$24.99

If you have changed your intake system to a K&N cone filter or even a cold air box such as the SLP or K&N, you'll definitely want to ...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 >>

GM Replacement Fuel Filter

GM Replacement Fuel Filter

$20.51

Often overlooked during scheduled maintenance, you should replace your fuel filter according to your owner's manual. The older your vehicle ...more >>

Air-Fuel Gauge Installation Pigtail

Air-Fuel Gauge Installation Pigtail

$19.99

Quickly and easily install your new Air/Fuel (A/F) gauge using this handy pigtail that makes installation literally a plug and play "snap!" ...more >>

NGK V-Power and Iridium Spark Plugs

NGK V-Power and Iridium Spark Plugs

$18.99

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 HP-1001 Performance Gold Premium Oil Filters

K&N HP-1001 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 HP-1001 Oil Filters for V6 Engines

K&N HP-1001 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

$13.89

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

MSD 8.5mm Super Conductor Spark Plug Wires 32559

MSD 8.5mm Super Conductor Spark Plug Wires 32559

$89.55

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 >>

K&N Drop In Replacement Air Filter 33-2141-1

K&N Drop In Replacement Air Filter 33-2141-1

$49.99

APPLICATION LIST 1999 BUICK CENTURY 3.1L V6 F/I - All 1999-2004 BUICK REGAL 3.8L V6 F/I - All 1999-2003 PONTIAC GRAND PRIX 3.1L ...more >>

W-Body Cold Air Induction System

W-Body Cold Air Induction System

$246.95

Boost your performance with our true cold air intake by Cold Air Inductions. Our intake system surpasses our competitors with superior q ...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 >>

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 >>