K&N Custom Air Filter Assembly 14 OD x 5" H KN66-3070 Timing Chains ED4241 won't fit 1991 and

ED4241 won't fit 1991 and later big-block Mark V engines

In addition to the standard hi/lo mode

These new pistons utilized our dedicated Forged Side Relief (FSR) forging that was specifically designed for high output GM LS1 series engines

Part KN56-1170 Product Specifications Product Style: Custom Assemblies Colour: Red Filter Height: 3

K&N Custom Air Filter Assembly 14 OD x 5" H KN66-3070 Timing Chains ED4241 won't fit 1991 andK&N Custom Air Filter Assembly 14 OD x 5" HFits Neck Size 5 1 8" KN66 3070 KN66 3070 66 3070 Not only does the K&N XStream add filter area, it actually redirects airflow inside the filter to pull in more air through the side pleats for even greater performance efficiency. Cleanable and reusable, the XStream Air Flow Top filter delivers the best protection available for your engine. Washable and reusable air filter Air filter top adds filter area