Product Summary

Universal Fit, 1.375" Flange I.D., 1.375" Hole Diameter

  • Steel or aluminum baffled weld-in adapters
  • Two K&N style 1 3/8" filters and breather adapters

Key Specs

MFG. Part #91017093
BrandSpeedway Motors
Hole Diameter1.375"
Attachment StyleClamp-on

Need To Know

Free Shipping on Orders Over $149

Shipping Policies & FAQs

Quick and Easy Returns

Return Policy

Speedway Motors 91017093 Details

Steel baffled weld-in adapters. Includes two clamp-on washable & reuseable shielded filters with breather adapters. The O.D. on the tubes is 1-3/8".


  • Overall height of the breather and base is 3-1/8”
  • Overall diameter of breather without shield is 2-7/8”
  • Overall diameter of breather with shield is 3-1/4”

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

Speedway Motors 91017093 Specifications

MFG. Part #91017093
BrandSpeedway Motors
Hole Diameter1.375"
Attachment StyleClamp-on
Speedway Motors Catalog Part #910-17093
Sold in QuantitySet
Flange I.D.1.375"
Overall Height3.125"
Tube O.D.1.375"