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AMSOIL Fluid Extraction Pump Subaru OEM High Performance Gear Oil 75W90 - 1 Quart Red Line 75W90 GL-5 Gear Oil 1 Quart
Fluid Pump, Call for pricing 417-838-7927 This is an OEM Subaru 75W-90 Oil Most popular Red Line gear oil.
Red Line MT90 GL-4 Gear Oil 1 Quart ( Nissan, Toyota and Mazda ) Motul Gear 300 Synthetic 75W90 Redline LightWeight ShockProof Gear Oil 1 Quart
Eliminates notchy shifting, even when cold. 75W90 Synthetic Improved cold shifting.
Redline Superlight ShockProof Gear Oil 1 Quart TiC 6MT Pivot Bushings 04-2017 STI Torque Solution Rear Differential Inserts 08-17 STI / 08-17 WRX
Improves shifting They fit all years of the USDM STi. Increases response
Kartboy Rear Shifter Bushing Whiteline Front Lower Inner Control Arm Bushing Kit 08-14 STI / 15-17 WRX Torque Solution Transmission Member Bushing 02-14 WRX / 04-17 STI
Eliminate that loose shifter feel. Increase steering precision. Installs in under 30 Minutes.
Whiteline Rear Diff Mount Outrigger Support Bushings 08-14 STi Torque Solution Rear Differential Bushings 08-17 WRX / 08-17 STI Whiteline Rear Diff Mount Positive Power Kit Inserts 08-14 STI
Reduce initial torque loss. Reduces rear end float under acceleration Reduce initial torque loss. Inserts only.
Whiteline Gearbox Positive Shift Bushing Kit 08-17 STI / 08-17 WRX Whiteline Rear Positive Differential Mount Power Kit 08-14 STI / 08-14 WRX Group N Pitch Stop Mount 02-17 WRX / 04-17 STI
Faster shift response Reduce initial torque loss. Perfect for stock to moderate power levels.
Whiteline Rear Positive Traction Bushing Kit 11-14 STI / 11-14 WRX Whiteline Steering Rack Bushing Kit 08-14 STI Perrin 6spd Short Shifter Adaptor  04-2017 STI
Inserts - positive traction kit - locks subframe to body. Bushing upgrade. PERRIN shifter allows for a 0%-50% reduction in shifter throw.
Torque Solution Pitch Stop Mount 02-17 WRX / 04-17 STI Perrin Reverse Lockout Lever 04-17 STI Perrin Pitch Stop 02-17 WRX / 04-17 STI
Life Time Warranty

Machined from billet 6061 aluminum. 5 Year Warranty

Agency Power Pitch Stop Mount 02-17 WRX / 04-17 STI Kartboy Pitch Stop Mount 02-17 WRX / 04-17 STI Torque Solution Transmission Mount 02-17 WRX / 04-17 STI
LIMITED LIFETIME warranty Reduces engine movement Lifetime Warranty
Torque Solution Billet Rear Differential Brace 08-18 WRX / 08-18 STI Kartboy Short Shifter and Bushing Combo Kit Subaru STI 2004-2017 Whiteline Rear Subframe Positive Traction Kit 08-14 STI / 08-14 WRX
Reduces movement and clunking Made in America. Positive traction kit - locks subframe to body.