The STM Firewall Engine Oil Catch Can for the Evo 8/9 gives you more capacity than than the STM Standard Can and mounts cleanly to the back of the firewall. Hand fabricated and tig welded in-house at STM with three finish options to compliment your engine bay. Includes high quality -6AN fittings and lightweight nylon line. The STM Valve Cover Fittings are included as well for a clean, direct-fit to your valve cover.

*Currently Unavailable*
As of March 2022, this product is not available to purchase.

Vehicle Fitment:
2003-2006 Mitsubishi Evolution VIII IX
• Will not fit with ABS

More Info:
This can is available as a "3-Port" or "4-Port" design. See more details below.

As always, if you have any questions regarding your set-up, please feel free to give us a call and chat.

Install Notes:
ABS must be removed.

Features:
• Mounts Cleanly to the Back Firewall
• Tig Welded Aluminum Body
• High quality -6AN Lines and Fittings
• Direct-Fit STM Valve Cover Fittings

STM Products are made in the USA!
Lifetime Warranty on STM Parts to the original purchaser against manufacturing defects.

Finish Options:
Brushed Aluminum
Gloss Black Powdercoat (+$30)
Wrinkle Black Powdercoat (+$30)

STM 3-Port Firewall Catch Can

The 3-Port design will include all 4 bungs welded to the can itself in case you want to upgrade in the future. Vents to the back of the valve cover, the side of the valve cover and the front of the engine block. See photos for reference.

3-Port Catch Can Includes:
(1) STM Catch Can
(3) 5/8" Breather Filter (SB-26-1340B)
(1) Engine Block Breather Fitting (VIB-16613)
(1) STM -6AN Side Valve Cover Fitting
(1) STM -6AN Rear Valve Cover Fitting
(2) Vibrant -6AN Block-Off Flare Caps (10452)
(1) Vibrant 120° -6AN Hose Fitting (21206)
(5) Vibrant 90° -6AN Hose Fitting (21906)
(1) Vibrant 10 Foot Section -6AN Braided Hose (11966)
(1) Vibrant 2 Foot Section -6AN Braided Hose (11956)

STM 4-Port Firewall Catch Can

The 4-Port design will include all 4 bungs welded to the can itself in case you want to upgrade in the future. Vents to the back of the valve cover, the side of the valve cover, the front of the engine block and includes a new dipstick with welded bung to vent as well. See photos for reference.

4-Port Catch Can Includes:
(1) STM Catch Can
(1) STM Vented Dipstick
(3) 5/8" Breather Filter (SB-26-1340B)
(1) Engine Block Breather Fitting (STM-BSB-670460)
(1) STM -6AN Side Valve Cover Fitting
(1) STM -6AN Rear Valve Cover Fitting
(1) Vibrant -6AN Block-Off Flare Cap (10452)
(1) Vibrant Straight -6AN Hose Fitting (21006)
(1) Vibrant 120° -6AN Hose Fitting (21206)
(6) Vibrant 90° -6AN Hose Fitting (21906)
(1) Vibrant 10 Foot Section -6AN Braided Hose (11966)
(1) Vibrant 5 Foot Section -6AN Braided Hose (11986)

Maintenance:
If you need to replace your filters in the future, this is the 5/8" Breather Filter you'll need.

Shipping Times: 1-14 Days
Hand crafted and welded in New York, please give our fabricators time to assemble your parts!