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Supertech Subaru WRX/STi 16V Dual Valve Spring Kit
$731.56
$585.42
SPTSPRK-TS1015-SU1
Engine Components
Instock
Valve Springs, Retainers
Supertech Subaru WRX/STi 16V Dual Valve Spring Kit
ACT 89-92 Nissan Skyline GT-R (R32) Mod-Twin 225 HD Sprung Street
$2,216.00
$1,795.00
ACTT1SS-N06
Clutch Kits - Multi
Drivetrain
Instock
T1SS-N06 Mod-Twin 225 HD Sprung Street Kit is designed for high powered AWD street cars. It unites uncompromised pedal feel, durability, engagement quality with...
BorgWarner Speed Sensor Kit EFR Speed Sensor Kit
$233.21
$155.62
BWA179430
Data Acquisition
Instock
BorgWarner Speed Sensor Kit EFR Speed Sensor Kit
AEM 30-0300-ACC FITS: X-Series Wideband UEGO AFR Sensor Controller Gauge Accessory Kit Gauges
$39.95
$27.01
AEM30-0300-ACC
Gauges & Pods
Instock
The AEM Wideband X-Series UEGO AFR Gauge has a user configurable display via buttons on the gauge face that allows you to change AFR...
SHW 20-26 Audi A6 Allroad Premium Front Smooth Lightweight Brake Rotor (4K0615301G)
$489.83
$391.86
SHWAFX45013
Brake Rotors - OE
Brakes, Rotors & Pads
Instock
UV Coating for the entire disc. An environmentally friendly protective coating with a high resistance to corrosionUV Coating for the entire disc. An environmentally...
Supertech Dual Valve Spring - 30/21.80mm-21.8/16.2mm - 22mm CB - Rate 13.2lbs/mm - Set of 16
$334.66
$267.81
SPTSPR-H1021D-16
Engine Components
Instock
Valve Springs, Retainers
Supertech Dual Valve Spring - 30/21.80mm-21.8/16.2mm - 22mm CB - Rate 13.2lbs/mm - Set of 16
Supertech BMW M50/S50/M52/S52/M54 Dual Valve Spring Kit
$1,042.17
$833.98
SPTSPRK-H100DR-BM-ST
Engine Components
Instock
Valve Springs, Retainers
Supertech BMW M50/S50/M52/S52/M54 Dual Valve Spring Kit
Supertech Audi/VW 1.8T 5V Triple Groove Black Nitride Exhaust Valve - Set of 8
$258.11
$206.55
SPTAEVN-1103-8
Engine Components
Instock
Valves
Supertech Audi/VW 1.8T 5V Triple Groove Black Nitride Exhaust Valve - Set of 8
Supertech Block Guard for Honda H22/H23/F22 Single Cam
$177.13
$141.75
SPTBG-H22-F22
Engine Components
Instock
Sleeves
Supertech Block Guard for Honda H22/H23/F22 Single Cam
Supertech Toyota 2UZ-FE V8 32V Single Valve Spring Kit
$1,117.53
$894.29
SPTSPRK-TU24
Engine Components
Instock
Valve Springs, Retainers
Supertech Toyota 2UZ-FE V8 32V Single Valve Spring Kit
Supertech BMW N/S55 SS Black Nitride Intake Valve - Set of 12 (Use w/Locks KPR-5.0/7S)
$435.39
$348.42
SPTBMIVN-1055S-12
Engine Components
Instock
Valves
Supertech BMW N/S55 SS Black Nitride Intake Valve - Set of 12 (Use w/Locks KPR-5.0/7S)
Gibson Round Single Wall Angle-Cut Tip - 4in OD/3.5in Inlet/12in Length - Stainless
$171.77
$85.63
GIB500380
Exhaust, Mufflers & Tips
Instock
Tips
The only part of your Exhaust System that gets noticed is the exhaust tip. Gibson polished Stainless Tip delivers the brilliant 'show look' and...
GrimmSpeed 08-18 Subaru WRX/STI Lightweight Battery Tie Down - Red
$50.62
GRM121033
Batteries, Starting & Charging
Battery Tiedowns
Instock
GrimmSpeed 08-18 Subaru WRX/STI Lightweight Battery Tie Down - Red
H&R 06-11 Honda Civic/Civic Si Coupe Sport Spring
$389.00
$230.20
HRS51867
Instock
Lowering Springs
Suspension
Sport Spring kits are H&R's number one selling product. Enhance the look of your vehicle with a reduced fender well gap. H&R'sport Springs lower...
AEM 30-3443 FITS: Main Harness for X-Series Temp Gauge (30-0302) Wiring Harnesses
$48.95
$33.76
AEM30-3443
Engine Components
Instock
Wiring Harnesses
· Long length wiring loom to accommodate most applications · Long length wiring loom to accommodate most applications · Direct replacement for 30-0302 fluid...
ISR Performance ST Burnt Tip Exhaust - Scion FRS / Subaru BRZ / Toyota GT86/GR86
$715.00
$679.25
ISRIS-ST-GT86
Catback
Exhaust, Mufflers & Tips
Instock
ISR Performance ST Burnt Tip Exhaust - Scion FRS / Subaru BRZ / Toyota GT86/GR86
Hawk 1990-1990 Chevy Camaro Iroc-Z (w/Heavy Duty Brakes) High Perf. Street 5.0 Front Brake Pads
$247.99
$149.84
HAWKHB111B.610
Brake Pads - Performance
Brakes, Rotors & Pads
Commerceinstruments Best Selling Products
Instock
High Performance Street disc brake pads are legendary for increasing stopping power on street-legal vehicles. Increasing the performance of your vehicles braking system is...
ARP 1/4in x 20 - .75in UHL 12pt SS Bolt (5/pkg)
$25.25
ARP611-0750
Bolts
Engine Components
Fabrication
Hardware Kits - Other
Instock
ARP 1/4in x 20 - .75in UHL 12pt SS Bolt (5/pkg)
Banks Power 03-08 Ford 5.4 & 6.0L Ram Air System Air Filter Element
$132.22
$119.00
GBE42158
Air Filters
Air Filters - Direct Fit
Instock
Easy to install replacement filter (oiled). Increased airflow, excellent filtration and a longer service life. Banks Ram-Air filter is a high-flow air-cleaner element that...
Hawk HP+ Street Brake Pads
$218.99
$134.02
HAWKHB183N.585
Brake Pads - Performance
Brakes, Rotors & Pads
Instock
High Performance Street disc brake pads are legendary for increasing stopping power on street-legal vehicles. Increasing the performance of your vehicles braking system is...
Maxxis M8008 Plus Trailer Tire - ST235/80R16 10PR TL
$267.20
$193.39
MAXTL00097000
Automotive/UTV Tires - On Road
Instock
Tires
Maxxis M8008 Plus Trailer Tire - ST235/80R16 10PR TL
Maxxis M8008 Plus Trailer Tire - ST225/75R15 8PR TL
$190.40
$136.64
MAXTL00096800
Automotive/UTV Tires - On Road
Instock
Tires
Maxxis M8008 Plus Trailer Tire - ST225/75R15 8PR TL
Maxxis M8008 Plus Trailer Tire - ST205/75R15 8PR TL
$179.20
$129.15
MAXTL00096700
Automotive/UTV Tires - On Road
Instock
Tires
Maxxis M8008 Plus Trailer Tire - ST205/75R15 8PR TL
aFe MagnumFLOW Pro DRY S OE Replacement Filter 3F (Dual) x (8.25x6.25)B(mt2) x (7.25x5)T x 9H
$104.00
$102.68
AFE21-91115
Air Filters
Air Filters - Universal Fit
Instock
With three layers of progressively finer mesh synthetic media between 100% polyurethane top and base, this high flow, "oil-free" conical performance filter provides maximum...
NGK Iridium IX Spark Plug Box of 4 (DVPR9EIX)
$44.32
NGK2316
Ignition
Instock
Spark Plugs
NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. NGK Iridium...
aFe 54-13050R FITS: Magnum FORCE Stage-2 Pro 5R Cold Air Intake System 15-19 Volkswagen GTI (MKVII) L4-2.0L (t) Cold Air Intakes
$365.00
$325.39
AFE54-13050R
Air Intake Systems
Cold Air Intakes
Commerceinstruments Best Selling Products
Instock
This 360-degree radial flow air filter features a 3-1/2" flange and our pre-oiled Pro 5R media with five layers of progressively finer cotton gauze...
NGK 92400 FITS: Ruthenium HX Spark Plug Box of 4 (FR7BHX-S) Spark Plugs
$86.95
$57.31
NGK92400
Ignition
Instock
Spark Plugs
NGK Ruthenium HX High Ignitability spark plugs are the best in class plug for todays modern vehicles. Patented Ruthenium technology offers the most advance...
Aeromotive 99-02 Chevrolet Camaro Phantom Series Single 340lph Direct Drop-In Fuel Pump
$536.96
$457.53
AER19101
Fuel Delivery
Fuel Pumps
Instock
Aeromotive Inc. is a true high performance aftermarket manufacturer specializing in fuel delivery and fuel delivery components. Utilizing aerospace tolerances and procedures, three generations...
Mishimoto MMBCC-MUS8-24 FITS: Oil Catch Cans FITS: 2024+ Ford Mustang V8 Oil Catch Can PCV Side Oil Catch Cans
$225.00
$194.94
MISMMBCC-MUS8-24
Commerceinstruments Best Selling Products
Engine Components
Instock
Oil Catch Cans
Introducing the Mishimoto Oil Catch Can kit for the 2024+ Ford Mustang GT 5.0L V8 – the ultimate solution to defend your engine against...
Mishimoto MMHP-ASHB-1224 FITS: Aluminum Silica Heat Barrier W/ Adhesive Backing, 12in x 24in Thermal Tape
$52.95
$35.66
MISMMHP-ASHB-1224
Fabrication
Instock
Thermal Tape
Protecting vital engine components from heat is tough, especially when it comes to fitting into the nooks and crannies of the engine bay. Mishimoto...
SHW 19-21 Porsche Cayenne S 2.9L w/19in Wheels/NAO Pads Left Frt Smooth LW Brake Rotor (9Y0615301Q)
$348.97
$279.18
SHWPFL47533
Brake Rotors - OE
Brakes, Rotors & Pads
Instock
SHW 19-21 Porsche Cayenne S 2.9L w/19in Wheels/NAO Pads Left Frt Smooth LW Brake Rotor (9Y0615301Q)Original Equipment (OE) Vane Configuration To Ensure Proper And...
SHW Performance BFR44810 FITS: -SHW 15-18 BMW M3 3.0L Right Front Cross-Drilled Lightweight Brake Rotor Brake Rotors Drilled
$403.96
$323.17
SHWBFR44810
Brake Rotors - Drilled
Brakes, Rotors & Pads
Commerceinstruments Best Selling Products
Instock
SHW 15-18 BMW M3 3.0L Right Front Cross-Drilled Lightweight Brake Rotor (34112284810)This Part Fits: Year Make Model Submodel 2016-2018 BMW M2 Base 2019-2021 BMW...
SHW Performance BRL43853 FITS:SHW 2021 BMW M3 / 21-22 BMW M4 Left Rear Cross-Drilled Lightweight Brake Rotor (34208093729) Brake Rotors Drilled
$377.42
$301.94
SHWBRL43853
Brake Rotors - Drilled
Brakes, Rotors & Pads
Instock
SHW 2021 BMW M3 / 21-22 BMW M4 Left Rear Cross-Drilled Lightweight Brake Rotor (34208093729)This Part Fits: Year Make Model Submodel 2023-2025 BMW M2...
SHW Performance BRR43854 FITS:SHW 2021 BMW M3 / 21-22 BMW M4 Right Rear Cross-Drilled Lightweight Brake Rotor (34208093730) Brake Rotors Drilled
$377.42
$301.94
SHWBRR43854
Brake Rotors - Drilled
Brakes, Rotors & Pads
Instock
SHW 2021 BMW M3 / 21-22 BMW M4 Right Rear Cross-Drilled Lightweight Brake Rotor (34208093730)This Part Fits: Year Make Model Submodel 2023-2025 BMW M2...
Stainless Bros 4in Body x 12.0in Length 3in Inlet/Outlet Bullet Resonator
$80.53
STB615-07636-0111
Exhaust, Mufflers & Tips
Instock
Resonators
Stainless Bros 4in Body x 12.0in Length 3in Inlet/Outlet Bullet Resonator
Stainless Bros 3.50in x 1D/3.5in CLR Tight Radius 16 Gauge Pie Cut - 5pk
$43.57
STB609-08901-0016
Fabrication
Instock
Steel Tubing
Stainless Bros 3.50in x 1D/3.5in CLR Tight Radius 16 Gauge Pie Cut - 5pk
