ARP Subaru EJ Series DOHC Custom Age Head Stud Kit
260-4704
All
Best selling products
Commerceinstruments Best Selling Products
Engine Build Components
Engine Hardware & Accessories
New products
CUSTOM AGE 625+: This newly formulated super-alloy demonstrates superior fatigue cycle life, tensile strength and toughness, with complete resistance to atmospheric corrosion and oxidation....
Tial Flange BOV adapter - Kia Stinger / Hyundai G70 3.3L 2018+
BOV ADAPTER KIA ONLY
All
Best selling products
Blow Off Valves & Accessories
Commerceinstruments Best Selling Products
Flanges & V-Band
Forced Induction
New products
This bolt on adapter allows you to replace both your flimsy diverter valves with a single Tial flange blow off valve. Benefits include better...
BMS Billet Strut/Cross Brace Bolts (4 Pack) - Kia Stinger / Genesis G70 2018+
4x KIA Bolts
All
Best selling products
Chassis Bracing
Commerceinstruments Best Selling Products
Hardware
New products
Strut Bars / Braces
Suspension Linkage
The Burger Motorsports custom strut cross brace bolts are perfect for upgrading your factory or aftermarket brace hardware for an exclusive look. Designed and made...
Motul 1L Transmission MULTI ATF 100% Synthetic (Universal; Multiple Fitments)
105784
All
Best selling products
Commerceinstruments Best Selling Products
Drivetrain Fluids
New products
Transmission Fluids
100% Synthetic Automatic Transmission Fluid for most modern automatic transmissions (manual mode, sequential mode, electronically controlled …) and most power steering systems. Meets GM-DEXRON III requirements and...
Motul 5L Synthetic Engine Oil 8100 5W30 X-CLEAN Plus (Universal; Multiple Fitments)
106377
All
Best selling products
Commerceinstruments Best Selling Products
Engine Oil & Additives
New products
100% Synthetic lubricant, specially designed for last generation cars from BMW, MERCEDES BENZ, PORSCHE and VOLKSWAGEN Group (VW, Audi, Skoda and Seat), powered with gasoline,...
GrimmSpeed StealthBox Cold Air Intake - Subaru WRX 2015-2020
060060
Air Induction
Air Intake Systems
All
Best selling products
Commerceinstruments Best Selling Products
Grimmspeed
New products
Inspiration for the StealthBox Intake came from internal discussions about what GS wanted from an intake system for the 2015+ WRX. Of course performance...
Greddy GPP RS-Race Cat Back Exhaust - Subaru WRX / STi 2015-2021
10168408
All
Best selling products
Cat Back Exhausts
Commerceinstruments Best Selling Products
Exhausts
New products
The GPP RS-Race for the 2015-on Subaru WRX/STI is GReddy's most aggressive looking system for the VA sedan chassis. The RS-Race is ideally suited applications, which...
Goodridge SS Front & Rear Brake Line Kit - Subaru Crosstrek XV 2013-2017 / Forester 2.5i 2014-2018
24229
All
Best selling products
Brake Lines
Brake System
Brakes
Commerceinstruments Best Selling Products
New products
These Goodrich Stainless Steel Brake Lines are direct replacements for the factory brake lines in your vehicle that will not flex or expand under pressure...
Exedy Stage 1 Clutch Kit - Subaru Impreza 1998-2011 (+Multiple Fitments)
15801
All
Best selling products
Clutch Kits, Flywheels & Accessories
Clutches
Commerceinstruments Best Selling Products
Drivetrain
New products
The Exedy Stage 1 Organic Disc Clutch Kit is ideal for street and light horsepower track use with drivability that is similar to the stock clutch. ...
DBA Street Series Slotted Front Rotors (Pair) - Subaru STI 2004-2017
654S-10-GRP
All
Best selling products
Brake Rotors
Brakes
Commerceinstruments Best Selling Products
New products
DBA T2 Street Series Rotors are Australian engineered and quality assured to the highest possible standards for the safety of drivers the world over!...
ARP 99+ Subaru EJ Series Phase 2 SOHC Head Stud Kit
260-4702
All
Best selling products
Commerceinstruments Best Selling Products
Engine Build Components
Engine Hardware & Accessories
Head Studs & Bolts
New products
ARP uses a premium grade 8740 alloy that is rated far superior to "aircraft" quality. Each stud is placed vertically in special racks and...
Brian Crower Spring and Titanium Retainers - Subaru WRX / STI EJ205/EJ255/EJ257 2002-2021
BC0600
All
Best selling products
Brian Crower
Commerceinstruments Best Selling Products
Engine Build Components
New products
Valve Springs & Retainers
Valvetrain Components
Designed for high rpm, Brian Crower valve springs are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing...
Corbeau Seat Brackets
All
Best selling products
Commerceinstruments Best Selling Products
Mounting Brackets & Sliders
New products
If you know anything about aftermarket seats and brackets, you’ll know that Corbeau is the best when it comes to their selection and fitment...
Invoke Concepts OEM Clear LED Tail Lights - Subaru BRZ / Toyota GR86 2022+
All
Best selling products
Commerceinstruments Best Selling Products
New products
Tail Lights
Box Contents:Two-Pieces Tail Lights & Reverse Light Harness Upgrade the rear-end aesthetics of your 2022–2025 Toyota GR86 or Subaru BRZ with these OEM-style clear...
Move Over Racing Black Anodized Bumper Quick Release Kit - Subaru BRZ / Toyota GR86 2022+
MOR-GR86-BLK
All
Best selling products
Commerceinstruments Best Selling Products
Exterior
Exterior Styling
New products
This Bumper Quick Release Kit mounting pins fasten directly to the OEM bolt holes for the fender/bumper brackets to secure to. Eliminates Bumper-Fender Gaps...
RCM High Performance Oil Filter (EJ Series)
RCM2463
All
Best selling products
Commerceinstruments Best Selling Products
New products
Oil Filters
Whilst on the face of it many of us have to admit that simple products such as an oil filter don’t set our pulses...
CTS Turbo Air Filter 3" inlet for CTS-IT-105R/220R/260/020/345
CTS-AF-300
All
Best selling products
Commerceinstruments Best Selling Products
New products
\n \nThis is a CTS Turbo universal 3" low profile cone filter, it has a tapered design to fit in tight spots. These filters...
Aodhan XT51 Open Ended Lug Nut Set - Various Thread Pitches; Universal
All
Best selling products
Commerceinstruments Best Selling Products
Lug Nuts, Bolts & Keys
New products
Wheel Accessories
Enhance the style of your aftermarket wheels with the Aodhan XT51 Open Ended Lug Nut Set. Available in various colors and thread pitches, this...
Extend Protection Plan
Extend-Protection-Plan-0.09
All
Best selling products
Commerceinstruments Best Selling Products
New products
Extend Protection Plan
Unitronic UniCONNECT+
UH008-TLA
All
Best selling products
Commerceinstruments Best Selling Products
New products
Specialty Tools
UniCONNECT+ is a Programming and Diagnostic Interface which gives users the freedom to reflash their Engine Control Unit (ECU) or Transmission Control Unit (TCU)...
OTL FA20/24 Equal Length Catted Header - Subaru BRZ 2013+ / Scion FR-S 2013-2016 / Toyota 86 & GR86 2017+
OTL-EL-catted-1
All
Best selling products
Commerceinstruments Best Selling Products
Exhaust Manifolds & Headers
Exhausts
New products
Equal length, stepped runners, and big tubes will benefit your FA20/24 in the first AND second generation 86/BRZ. We originally designed this header specifically...
OTL 3 inch Catted Downpipe - Toyota GR Corolla 2023+
OTL-GRC-DP
All
Best selling products
Commerceinstruments Best Selling Products
Downpipes
New products
LIMITED QUANTITY IN STOCK AND READY TO SHIP! This item is drop shipped from the manufacturer. Expect 2-4 week lead time on average for...
OTL Street Series Ignition Coil Packs Set - Subaru BRZ / Scion FR-S / Toyota 86 & GR86 2013+ (FA20 / FA24)
OTL-SSFA2X-4
All
Best selling products
Commerceinstruments Best Selling Products
Ignition Coils / Spark Plugs
Ignition System
New products
OTL's FA20/24 Coil packs are designed for use on your FRS/GT86/BRZ - as well as the all new GR86 and BRZ. Taking the knowledge...
Compressive Tuning Arrowhead Carbon Fiber Mirror Caps - Subaru BRZ / Toyota GR86 2022+
MRCAP-3KCF-Z86
All
Best selling products
Commerceinstruments Best Selling Products
Mirrors & Accessories
New products
Introducing the Arrowhead Carbon Fiber Mirror Covers by Compressive Tuning - the ultimate expression of automotive individuality. Handcrafted with meticulous attention to detail, these...
Compressive Tuning Forged Carbon Fiber Shift Knob (M12x1.25mm w/ M10 adapter) - Most Subaru Models
FCF-KNB-BK
All
Best selling products
Commerceinstruments Best Selling Products
Interior Accessories
Interior Dress Up
New products
Shift Knobs
Shifters & Bushings
The much anticipated Forged Carbon shift knob is finally here. Available in limited quantities, the perfect shifting experience is now available in two different...
Compressive Tuning AirShields - Subaru WRX 2022+ / STI 2015-2021 / Outback, Legacy, Ascent 2019+
AS151-EJ-BK
All
Best selling products
Commerceinstruments Best Selling Products
Intercooler Accessories & Hoses
Intercooler Shrouds
New products
Introducing the revolutionary AirShields by Compressive Tuning – where performance meets aesthetics to elevate your automotive experience to new heights. Crafted with unwavering dedication,...
Cobb AccessPORT V3 - Volkswagen Golf GTI (MK8) 2022-2023
COBBAP3-VLK-005
All
Best selling products
Commerceinstruments Best Selling Products
Engine Management
New products
Plug and Play Engine Management
EMISSIONS 50 State Legal. This part is legal for sale and use on Emissions Controlled Vehicles in all 50 states when used in accordance...
![Turbo XS Front Mount Intercooler [Wrinkle Black Pipes] - Subaru STi 2015-2021](http://pattersonperformanceparts.com/cdn/shop/products/389524cd2f0c43b907dd0bd23644b7f5_270x270.jpg?v=1689083780)
![Turbo XS Front Mount Intercooler [Wrinkle Black Pipes] - Subaru STi 2015-2021](http://pattersonperformanceparts.com/cdn/shop/products/2d78ed7e95e93f42527a988b1522353b_270x270.jpg?v=1689083780)
Turbo XS Front Mount Intercooler [Wrinkle Black Pipes] - Subaru STi 2015-2021
TXSSTI15-FMIC-BLK
All
Best selling products
Commerceinstruments Best Selling Products
Cooling
Intercoolers
New products
Front Mount Intercooler Kit; Wrinkle Black Pipes; 2015+ Subaru STiThis Part Fits: Year Make Model Submodel 2015-2019 Subaru WRX Base 2015-2019 Subaru WRX Limited...
Torque Solution 2015+ Subaru Impreza WRX 6-Speed / BRZ Billet Clutch Fork Pivot (Black Oxide Coated)
TQSTS-SU-519
All
Best selling products
Clutch Kits, Flywheels & Accessories
Clutches
Commerceinstruments Best Selling Products
Drivetrain
New products
Torque Solution 2015+ Subaru Impreza WRX 6-Speed / BRZ Billet Clutch Fork Pivot (Black Oxide Coated)
Perrin 02-11 Subaru Impreza / 02-12 WRX / 04-12 STi Pitch Stop Mount - Red
PERPSP-DRV-101RD
All
Best selling products
Commerceinstruments Best Selling Products
Drivetrain Mounts / Bushings
Engine Mounts
New products
Perrin Performance
Perrin 02-11 Subaru Impreza / 02-12 WRX / 04-12 STi Pitch Stop Mount - RedThis Part Fits: Year Make Model Submodel 2015-2020 Subaru WRX...
