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Custom Assemblies > Custom Racing Assembly

List Price: $76.05
Your Price: $51.99

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K&N Custom Air Filters for Single or Two Barrel Carburetors - K&N Custom Air Filter kits are designed to allow the maximum performance from your carburetors, yet keep the dirt on the outside where it belongs. These assemblies come with custom chrome top and base plates and the famous K&N High-Flow Washable Air Filter.

[More Information on Custom Air Filters for Single or Two Barrel Carburetors]
  • Designed to increase horsepower and acceleration
  • Show quality with custom chrome top and base
  • Washable and reusable air filter
  • High air flow with excellent filtration
  • One year limited warranty

Product Specifications

Air Filter Color:Red
Air Filter Height:2.469 in (63 mm)
Air Filter Inside Diameter:5.344 in (136 mm)
Air Filter Large End Diameter:6.375 in (162 mm)
Air Filter Material:Cotton Gauze
Air Filter Outlet Shape:Round
Air Filter Shape:Round Tapered
Base Inside Diameter:5.344 in (136 mm)
Base Outside Diameter:6.375 in (162 mm)
Clamp Material:No Clamps Required
Clamp Style:No Clamps Required
Filter Material:Cotton Gauze
Height:2.469 in (63 mm)
Inlet Diameter:5.344 in (136 mm)
Inner Wire:No
Intake Pipe Ports:All intake tube ports needed for the specified applications are included
Mass Air Flow Sensor Adapter Included:Mass Air Flow Sensor Adapter Included When Required
Mounting Hardware Included:Yes
Neck Flange:5.344 in (136 mm)
Overall Height:2.469 in (63 mm)
Package Contents:1 Air Filter
Package Quantity:1
Part Number:56-9158
Product Box Height:3.5 in (89 mm)
Product Box Length:6.56 in (167 mm)
Product Box Width:6.31 in (160 mm)
Product Style:Custom Assemblies
Replacement Filter:None
Top Inside Diameter:4.469 in (114 mm)
Top Material/Finish:Chrome
Top Outside Diameter:5.75 in (146 mm)
Top Style:Open
Vacuum Tubing Included:No
Weight:0.95 lb (0.43 kg)

Customer Feedback

The air filter was a perfect fit on my wife 2011 BMW 328i.
Ryan Wen, California
Replaced the stock BMW air filter with the BM-1113. Fits the 2013 R1200GS water-cooled engine. Great filter.
Scott, Lincoln, California
2011 Mazda6, 2.5 auto pulled 32 mpg from Fresno to San Diego, AC on, and hauling butt. I also have one in my 84 BMW 325e, 2.7 5spd. 30+ freeway, all day long.
Jay Smith, Fresno, California