Air Filters

Twin Air #154115DC - Filter Dust Cover

Coarse foam pre-filter will act as an additional layer of protection and extend service time between filter cleanings

Twin Air #154116DC - Filter Dust Cover

Coarse foam pre-filter will act as an additional layer of protection and extend service time between filter cleanings

Twin Air #154117 - Standard Air Filter

Same industry-leading Twin Air Filter you are used to, now pre-oiled for your convenience The ultimate consistency in pore coverage using state-of-the-art filter oiling machines Filters are pre-oiled with Twin Air BIO Foam Filter Oil Include a...

Twin Air #154214 - Replacement Filter

2-stroke kits include a Twin Air filter and a rigid, lightweight, billet aluminum cage that replaces the flimsy plastic stock cage and provides a tight seal to the airbox 4-stroke kit replaces the air-restricting stock backfire screen with a special...

Twin Air #154218FR - Replacement Backfire Filter

2-stroke kits include a Twin Air filter and a rigid, lightweight, billet aluminum cage that replaces the flimsy plastic stock cage and provides a tight seal to the airbox 4-stroke kit replaces the air-restricting stock backfire screen with a special...

Twin Air #154224FR - Replacement Backfire Filter

Same industry-leading Twin Air Filter you are used to, now pre-oiled for your convenience Comes in a new, resealable bag for added convenience Backfire replacement filter

Twin Air #154514X - Pre-Oiled Air Filter

Same industry-leading Twin Air Filter you are used to, now pre-oiled for your convenience The ultimate consistency in pore coverage using state-of-the-art filter oiling machines Filters are pre-oiled with Twin Air BIO Foam Filter Oil Include a...

Twin Air #154520N - Replacement Backfire Air Filter

2-stroke kits include a Twin Air filter and a rigid, lightweight, billet aluminum cage that replaces the flimsy plastic stock cage and provides a tight seal to the airbox 4-stroke kit replaces the air-restricting stock backfire screen with a special...

Twin Air #154520NX - Pre-Oiled Air Filter

Same industry-leading Twin Air Filter you are used to, now pre-oiled for your convenience The ultimate consistency in pore coverage using state-of-the-art filter oiling machines Filters are pre-oiled with Twin Air BIO Foam Filter Oil Include a...

Twin Air #154523FR - Replacement Air Filter for 154523P

Same industry-leading Twin Air Filter you are used to, now pre-oiled for your convenience Comes in a new, resealable bag for added convenience Backfire replacement filter

Twin Air #156058FRX - Pre-Oiled Air Filter

Same industry-leading Twin Air Filter you are used to, now pre-oiled for your convenience The ultimate consistency in pore coverage using state-of-the-art filter oiling machines Filters are pre-oiled with Twin Air BIO Foam Filter Oil Include a...

Twin Air #156059FR - Standard Air Filter

Dual-bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven) Twin Air filters are slightly smaller than stock to make them easier to change and to increase dead...

Twin Air #156060P - Standard Air Filter

Dual-bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven) Twin Air filters are slightly smaller than stock to make them easier to change and to increase dead...

Twin Air #156061FR - Back Fire Replacement Air Filter

Dual-bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven) Twin Air filters are slightly smaller than stock to make them easier to change and to increase dead...

Twin Air #156061P - Air Filter Kit

Dual-bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven) Twin Air filters are slightly smaller than stock to make them easier to change and to increase dead...

Twin Air #156088FR - Replacement Air Filter

Dual-bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven) Twin Air filters are slightly smaller than stock to make them easier to change and to increase dead...

Twin Air #156120P - Standard Air Filter

Dual-bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven) Twin Air filters are slightly smaller than stock to make them easier to change and to increase dead...

Twin Air #156140X - Pre-Oiled Air Filter

Same industry-leading Twin Air Filter you are used to, now pre-oiled for your convenience The ultimate consistency in pore coverage using state-of-the-art filter oiling machines Filters are pre-oiled with Twin Air BIO Foam Filter Oil Include a...

Twin Air #156146P - Standard Air Filter

Dual-bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven) Twin Air filters are slightly smaller than stock to make them easier to change and to increase dead...

Twin Air #156147P - Standard Air Filter

Dual-bonded foam design filters out even the smallest dirt particles, while allowing more airflow than two separate layer filters (flow bench proven) Twin Air filters are slightly smaller than stock to make them easier to change and to increase dead...

Uni Filter #BF-1 - Bulk Foam Filter

Sheets of foam in several densities for fabricating air filters Perfect for vintage and custom applications

Uni Filter #BF-2 - Foam Pre-Filter

Sheets of foam in several densities for fabricating air filters Perfect for vintage and custom applications

Uni Filter #BF-3 - Skid Plate Foam - 8" X 10"

Thick, very coarse foam keeps mud and grime from packing between engine and skid plate and allows water to drain away Foam block is 8" x 10" x 2" thick Trim to fit any application Made in the U.S.A.

Uni Filter #BF-4 - Foam Filter - Black

Sheets of foam in several densities for fabricating air filters Perfect for vintage and custom applications