One of the coolest, simplest ideas for air filter kits today. Our innovative hi-flow air filter accepts any five hole Twin Cam derby cover on the market. Choose Ness, HD® or your favorite aftermarket design. Some Styles are available as a complete kit that includes a popular Ness designed derby cover.

Features:

• Fits 2000-up Twin Cam (excludes 99-01 FI FLT & 08-11 FLT)
• Each kit includes our patented Big Sucker™ backing plate for incredible performance and clean style, our standard or SS stainless steel jacketed derby filter, custom trim ring and necessary hardware

One of the coolest, simplest ideas for air filter kits today. Our innovative hi-flow air filter accepts any five hole Twin Cam derby cover on the market. Choose Ness, HD® or your favorite aftermarket design. Some Styles are available as a complete kit that includes a popular Ness designed derby cover.

Features:

• Fits 1988-12 XL
• Each kit includes our patented Big Sucker™ backing plate for incredible performance and clean style, our standard or SS stainless steel jacketed derby filter, custom trim ring and necessary hardware

One of the coolest, simplest ideas for air filter kits today. Our innovative hi-flow air filter accepts any five hole Twin Cam derby cover on the market. Choose Ness, HD® or your favorite aftermarket design. Some Styles are available as a complete kit that includes a popular Ness designed derby cover.

Features:

• Fits 1993-99 EVO
• Each kit includes our patented Big Sucker™ backing plate for incredible performance and clean style, our standard or SS stainless steel jacketed derby filter, custom trim ring and necessary hardware

One of the coolest, simplest ideas for air filter kits today. Our innovative hi-flow air filter accepts any five hole Twin Cam derby cover on the market. Choose Ness, HD® or your favorite aftermarket design. Some Styles are available as a complete kit that includes a popular Ness designed derby cover.

Features:

• Fits 1999-01 FI FLT
• Each kit includes our patented Big Sucker™ backing plate for incredible performance and clean style, our standard or SS stainless steel jacketed derby filter, custom trim ring and necessary hardware

One of the coolest, simplest ideas for air filter kits today. Our innovative hi-flow air filter accepts any five hole Twin Cam derby cover on the market. Choose Ness, HD® or your favorite aftermarket design. Some Styles are available as a complete kit that includes a popular Ness designed derby cover.

Features:

• Fits 2008-12 FLT
• Each kit includes our patented Big Sucker™ backing plate for incredible performance and clean style, our standard or SS stainless steel jacketed derby filter, custom trim ring and necessary hardware

To compliment our famous Derby Sucker air cleaner kits, we give you tons of options to choose from. Ness Derby covers are designed to match a wide range of Ness styled designs. Matching point covers, grips, foot pegs, floorboard kits and more...

Features:

• Scalloped, Engraved, Deep Cut, Retro, Hole Shot & Slot Track designs available.
• Machined from billet aluminum.
• Chrome plated or black anodize finishes available.
• Matching point covers available.