Torque Solution Big Bore 76mm Throttle Body Adapter for Subaru EJ engines using a big bore intake manifold. Our adapter allows you to swap to a Toyota 76mm big bore throttle body which provides a 25% increase in size over OEM. Made from CNC billet aluminum that we anodize for corrosion resistance, provide o-ring gaskets for a leak free seal, and all the necessary hardware to complete the install.
- CNC'd 6061 Billet Aluminum
- Anodized For Added Corrosion Resistance
- O-ring Gaskets For A Leak Free Seal
- Limited Lifetime Warranty
Includes:
- Billet Spacer (1)
- Large O-ring (2)
- Small O-ring (4) (holds m6x20 screws in place on spacer)
- M6-1.0 x 20 Low Profile Zinc Socket Cap Bolt (4) (bolts spacer to IM)
- M6-1.0 x 50 Stainless Steel Socket Cap Bolt (4) (bolts the TB to the spacer)
- M6 Zinc Flat Washer (4) (For TB to spacer)
- Rivet (7) (to rivet the OEM TB motor to the big bore TB)
- M4 Nylock Nut (used as rivet spacer tool for center of motor cover near harness plug to TB)
Confirmed To Fit The Following Intake Manifolds:
- Process West Intake Manifolds
- Corsa Veloce Intake Manifolds
Confirmed to work the Big Bore TB Part #'s:
- Toyota 22030-0S010 / 220300S010
- Toyota 22030-0F010 / 220300F010
*May work with other Toyota TB's, but the 2 above are confirmed.
Fits:
- Subaru STI 2004-2005 (Requires 2006+ riveted throttle body)
- Subaru STI 2006-2021
- Subaru WRX 2006-2007
- Subaru WRX 2008-2014 (must swap to a confirmed fit intake manifold)
- Subaru Forester XT 2004-2008
Important Install Notes:
- Intended for high HP builds.
- First consult with your tuner to ensure they will be able to make this TB setup work for you.
- You must swap over the motor from a Subaru DBW throttle body found on a 2006-21 STI, 2006-07 WRX, and 2004-08 Forester XT.
- Must have FMIC piping. (piping modification may be necessary)
- You will need a new transition coupler and clamp to fit the big bore TB (3.5") to your piping.
- You will need an aftermarket MAP sensor and relocate it to the intake manifold or a vacuum block.
- You will need to have your tuner adjust your tune for the big bore TB and aftermarket MAP sensor.
*Pics shown installed on Torque Solution Intake Manifold are for reference only.
