FLAT4 Performance - 3" Downpipe to OEM Catback ...

FLAT4 Performance 2.5” to 3.0" exhaust adapter flange is made for the Subarus with 2.5" OEM-sized...

FLAT4 Performance 2.5” to 3.0" exhaust adapter flange is made for the Subarus with 2.5" OEM-sized downpipes to 3.0" mid pipes and/or catback exhausts.Designed to eliminate exhaust leaks that is typical with other designs, it consists of a 2.5” machined lip flange which is inserted in the down-pipe that will smoothly transition to a 3.0" diameter, and then connects to your 3.0” mid pipe kit or cat back exhaust system. For use with 2.5" OEM-sized downpipe to 3.0" midpipe and/or catback system ...

$54.99

Flat4 Performance - Air Pump Delete Kit (2006-2...

Used to eliminate the problematic air pump, valves and related components found on 2006+ Subarus ...

Used to eliminate the problematic air pump, valves and related components found on 2006+ Subarus with air pumps. Blocks off the air injection ports at the cylinder heads. Saves weight, reduces complexity, cleans up engine compartment - easier to work on. Includes Block-Off Plates and gaskets for the right and left sides. Made in Canada out of 3/16 304L stainless steel. Same thickness as the stock flanges Allows re-using the stock hardware. Not emissions legal - "for offroad use only." ( Ai...

$49.95

Flat4 Performance - Classic T-shirt

This heavyweight cotton t-shirt is a durable staple product with a classic fit. One of the mo...

This heavyweight cotton t-shirt is a durable staple product with a classic fit. One of the most popular items, it has a relaxed style made for everyday and casual wear Seamless double-needle collar Double-needle sleeve and bottom hems 100% cotton Taped neck and shoulders for durability This product is made on demand. No minimums. Final sale. Size guide   S M L XL 2XL 3XL 4XL A) Length (cm) 71.1 73.7 76.2 78.7 81.3 83.8 86 B) Half Chest (cm) 45.7 50.8 55.9 61 66 71.1 76 ...

$20.00 $26.00 (40 variants)

FLAT4 Performance - Cylinder 4 Coolant Mod Suba...

Key Features: Increase flow to cylinder 4 Reduce cylinder 4 temperatures to keep all cylinders t...

Key Features: Increase flow to cylinder 4 Reduce cylinder 4 temperatures to keep all cylinders temp. even Reduce knock and detonation Prevent ring land failure 6061 billet aluminum Precision CNC machined Multi-layer silicone hose Stainless steel clamps

$69.99

FLAT4 Performance - Fuel Rail Kit - (2008-2014 ...

Key Features: 5/8" bore ID for maximum fuel flow 3/8" NPT port for optional fuel pulse dampener ...

Key Features: 5/8" bore ID for maximum fuel flow 3/8" NPT port for optional fuel pulse dampener Threaded for -8 O-Ring boss fittings (not included) Precision CNC machined Billet 6061 aluminum Anodized black Includes phenolic spacers to fit variety of injectors Includes all hardware Each kit includes: Set of two billet fuel rails Four socket head bolts Eight phenolic spacers (4 short, 4 tall) Two 3/8" NPT hex plugs Installation Note: Must use aftermarket fuel lines.

$199.99

FLAT4 Performance - High Flow Oil Pickup for EJ...

FLAT4 Performance Oil Pickup is the ultimate solution designed to replace the failure-prone and p...

FLAT4 Performance Oil Pickup is the ultimate solution designed to replace the failure-prone and performance-limited OEM oil pickup!Key Features: Replaces factory pickup that are prone to fail Prevents oil starvation Highest flowing EJ Oil Pickup High strength stainless steel tube Mandrel bend stainless steel tube Ported internal passage OEM spec screen CNC laser cut and bending TIG Welded New o-ring seal & hardware CAD Designed Designed to work with the following Subaru: All EJ20/EJ25 ...

$159.99

Flat4 Performance - Hoodie

What better show your colors than a classic hoodie with a large front pouch pocket and drawstring...

What better show your colors than a classic hoodie with a large front pouch pocket and drawstrings in matching color? Preshrunk fleece knit Air jet yarn gives softer feel and reduced pilling Double-lined hood with color-matched drawcord Tear away label Double-needle stitching at shoulder, armhole, neck, waistband and cuffs Pouch pocket 1 x 1 rib with spandex Quarter-turned to eliminate centre crease Fibre content varies by color, see color list for exceptions This product is made on demand. N...

$45.00 $47.00 (32 variants)

FLAT4 Performance - Manifold to Turbo Gasket fo...

Key Features: 200% thicker compares to other aftermarket gaskets 22% thicker than OEM Subaru gas...

Key Features: 200% thicker compares to other aftermarket gaskets 22% thicker than OEM Subaru gaskets 304 Stainless Steel Fire-Ring 7 layers of stainless steel! Reference to Subaru Part Number: 44616AA210

$29.99