By Vehicle
*
By Vin
Photo uploaded
By Dimension

K&N Unique / Special Purpose Universal Air Filters

K&N Custom Oval Conical Air Filter RC-5000
K&N Custom Oval Conical Air Filter RC-5000

K&N Custom Oval Straight Air Filter RC-5010
K&N Custom Oval Straight Air Filter RC-5010

K&N Custom Oval Conical Air Filter RC-5050
K&N Custom Oval Conical Air Filter RC-5050

SPECIAL FILTERS TO CLAMP DIRECTLY ON GM TPI THROTTLE BODIES USING 1990-92 STOCK GM OR DIGITAL FUEL INJECTION COMPUTER.
WILL NOT WORK ON ENGINES THAT USE A MASS-AIR SENSOR.
NOTE: NOT LEGAL FOR USE ON EMISSION CONTROLLED VEHICLES THAT OPERATE ON PUBLIC STREETS.

2 15/16" x 4 3/4" oval mounting flange, 4 3/4" x 6 1/2" oval base, 3 1/4" x 4 1/2" stainless steel oval top, 5 5/8" filter height, 7/8" flange length RC-5000
2 15/16" x 4 3/4" oval mounting flange, 4 3/4" x 6 1/2" oval base, 3 1/4" x 4 1/2" rubber oval top, 3 1/2" filter height, 7/8" flange length RU-5004
2 15/16" x 4 3/4" oval mounting flange, 4 3/4" x 6 1/2" oval base, 3 1/4" x 4 1/2" stainless steel oval top, 3 1/2" filter height, 7/8" flange length RC-5004
2 15/16" x 4 3/4" oval mounting flange, 4 1/2" x 7" oval base, 4 1/2" x 7" chrome oval top, 2" filter height, 3/4" flange length RC-5010
2 15/16" x 4 3/4" oval mounting flange, 5 1/4" x 8 5/8" oval base, 4" x 6 1/4" stainless steel oval top, 5 1/2" filter height, 7/8" flange length RC-5050
3 15/16" x 6 1/4" oval mounting flange, 5 1/2" x 7 3/4" oval base, 4" x 6 1/4" stainless steel oval top, 5" filter height, 7/8" flange length RF-1001

K&N Custom Round Straight Air Filter RE-0220
K&N Custom Round Straight Air Filter RE-0220

K&N Custom Round Conical Air Filter RE-0280
K&N Custom Round Conical Air Filter RE-0280

K&N Custom Round Conical Air Filter RE-0380
K&N Custom Round Conical Air Filter RE-0380

SPECIAL FILTERS WITH THREADS IN THE TOP-PLATE TO AID IN MOUNTING, OR TO AFFIX COVERS/SHIELDS.

1 1/4" round mounting flange, 3 1/2" filter diameter, rubber top, 1/4-20 threads, 3 1/2" filter height, 5/8" flange length RE-0220
1 3/4" round mounting flange, 3 1/2" filter diameter, rubber top, 1/4-20 threads, 3 1/2" filter height, 5/8" flange length RE-0260
2" round mounting flange, 3" base diameter, 3 1/2" rubber top, 1/4-20 threads, 3 1/2" filter height, 5/8" flange length RE-0280
2 1/2" round mounting flange, 5" base diameter, 5 1/2" metal top, 1/4-20 threads, 2 3/4" filter height, 5/8" flange length RE-0380

K&N Custom Dual Oval Conical Air Filter RU-2952
K&N Custom Dual Oval Conical Air Filter RU-2952

SPECIAL FILTERS WITH DUAL OVAL MOUNTING FLANGES, SOLD IN TWO-PACKS ONLY.

2 3/16" x 2 7/8" flanges, 5" x 6" rectangle base, 3 1/4" x 4 1/4" rubber oval top, 4" filter height, 11/16" flange length, 3 1/8 c-c spacing RU-2952

3 1/2" Outside diameter round mounting flange, 4 1/2" x 7" oval base, 4 1/2" x 7" stainless steel top, 3 1/2" filter height, 5/8" flange length RM-3501

K&N Custom Conical Air Filter RF-1011
K&N Custom Conical Air Filter RF-1011

K&N Custom Square Conical Air Filter RU-3460
K&N Custom Square Conical Air Filter RU-3460

K&N Custom Square Conical Air Filter RU-3450
K&N Custom Square Conical Air Filter RU-3450

OTHER UNIQUE UNIVERSAL AIR FILTERS

1 1/2" x 2 1/4" oval mounting offset flange, 3 3/4" x 3 7/16" rect. base, 3 3/8" x 2 3/4" rectangle top, 2 1/4" filter height, 3/4" flange length RU-3450
1 15/16" Outside diameter round mounting offset flange, 3 7/8" x 3 7/16" rectangle base, 3 3/8" x 2 3/4" rectangle top, 2 1/4" filter height, 1/2" flange length RU-3460
1 1/4" Inside diameter round centered flange, 3 7/8" x 3 7/16" rectangle base, tapered, 2 1/4" filter height, 1/2" flange length RU-3410
3 3/16" Outside diameter flange, 4 1/2" x 6 1/4" base, chrome top, 11 3/8" filter height, 3/4" flange length RF-1011

Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See knfilters.com for CARB status on each part for a specific vehicle.

Warning!

We have detected that you are using an outdated browser that will not allow you to access certain features of our website. We strongly recommend installing an updated browser, such as Google Chrome, for an improved browsing experience.

Chat Now Chat Now