4AGE Header for AW11 MR2 and FWD Corolla

Now taking orders!

Brand new upper header fits all transversely mounted 4A-GE cars including Mk1 MR2, FWD Corolla and Celica, etc. Built on our exclusive SV3Power 16V/20V header flange and proprietary 20V downpipe flange. Outlet location and orientation are the same as an OEM 20V header that has been extended by 1.25 inches.

Header features include:
- Dual bolt pattern fits both 16V and 20V cylinder heads
- Laser-cut 3/8" thick steel flanges
- Outlet flange has OEM-style machined gasket recess
- 16-gauge stainless 1.5" (38mm) OD tubing
- Clearance for starter on front side of engine
- Better distributor and shifter cable clearance than a modified 20V header
- Better collectors than an OEM 20V header (no baffles!)
- Optional top-mount or side-mount EGR bung

IMPORTANT NOTES:
- Upper header only; Downpipe is sold separately
- Header does not fit stock 16V downpipe
- Fits AW11 when used with extended length SV3Power 20V-to-AW11 Adapter Downpipe
- Buyer must specify extended length option when ordering downpipe
- Requires removal of OEM oil cooler lines and oil filter bracket (required parts are included)
- 4AGZE owners: header flange must be trimmed to clear alternator bracket

Header includes the following components:
- EL900K Oil Cooler Delete Kit
- EX941K Exhaust Manifold Stud Kit
- EG140S Exhaust Manifold Gasket
- Three EX9B0S bolts and three EX9N0S nuts for outlet

Net product weight: eight pounds. Unboxing photo courtesy of Mike T.

Please see the FAQ for disclaimers. This is NOT an approved emissions legal part in the US.