K&N XStream Top Universal Air Filters take performance to the next level with the addition of a filter within the filter's top adding more filter area for higher air flow and a longer service interval. The XStream Air Filter provides awesome air flow and outstanding filtration. When racing, in any environment, racers need all the protection and airflow they can get. K&N delivers. All K&N universal air filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16 inch (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable.
| Air Filter Large End Diameter | 6.000 in. (152mm) |
| Automotive Item Grade | High Performance |
| Base Outside Diameter | 4.500 in. (114mm) |
| Color | Heather Red |
| Filter Material | Cotton Gauze |
| Filter Re-Oiling Amount | 0.76 oz (23 ml) |
| Flange Angle | 0 Degree |
| Flange Inside Diameter | 3.000 in. (76mm) |
| Flange Length | 0.875 in. (22mm) |
| Flange Offset | 0.000 in. (0mm) |
| Flange Type | Centered |
| Frame Design | Flexible |
| Inner Wire | No |
| Inside Diameter | 3.000 in. |
| Item Height | 4.625 in. (117mm) |
| Item Weight | 1.100 lbs. (0.5 kg) |
| Machine Washable | Yes |
| Number of Flanges | 1 |
| Oil Included | Filter Is Pre-Oiled |
| Package Contents | 1 Air Filter |
| Package Material | Paperboard |
| Package Quantity | 1 |
| Package Type | Box |
| Pre-Screened | No |
| Prop 65 (C, R or CR) | CR |
| Prop 65 Warning Label | https://www.knfilters.com/images/l/prop65.jpg |
| Shape | Round Tapered |
| Title | K&N RX-3900-1 Universal X-Stream Clamp-On Air Filter |
| Top Material | None |
| Top Outside Diameter | 6.000 in. (152mm) |
| Top Style | X-Stream |
| WARNING CA Proposition 65 | Yes |
| WARNING CA Proposition 65 Message | WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
WARNINGThis product can expose you to chemicals, including WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.
K&N
K&N XStream Top Universal Air Filters take performance to the next level with the addition of a filter within the filter's top adding more filter area for higher air flow and a longer service...
K&N
K& N XStream Top Universal Air Filters take performance to the next level with the addition of a filter within the filter's top adding more filter area for higher air flow and a longer service...
K&N
K&N XStream Top Universal Air Filters take performance to the next level with the addition of a filter within the filter's top adding more filter area for higher air flow and a longer service...
K&N
The K&N Airforce Pre-Cleaner is a specially designed foam filter wrap made to extend the service interval of your K&N air filter when used in very dusty conditions. The Airforce Pre-Cleaner...
K&N
K&N XStream Top Universal Air Filters take performance to the next level with the addition of a filter within the filter's top adding more filter area for higher air flow and a longer service...
