K&N 66-3080 X-Stream Top Assembly 7-5/16", 14"X5-1/2"H W/X-STREAM TOP ymm_69 BORLA's Polyphonic Harmonizer Technology uses

BORLA's Polyphonic Harmonizer Technology uses patented units containing pipes of varying diameters and lengths to generate multiple exhaust notes that harmonize

Wet Boiling Point: 401°F/205°C

Honda/Acura Hypoid Gear Oil HGO-1

FIAT GROUP 55183269: FIAT GROUP 71765454

The Polyphonic Harmonizer uses patented units with pipes of varying diameters and lengths to create multiple harmonized exhaust notes

K&N 66-3080 X-Stream Top Assembly 7-5/16", 14"X5-1/2"H W/X-STREAM TOP ymm_69 BORLA's Polyphonic Harmonizer Technology usesDescription K&N 66 3080 X Stream Top Assembly 7 5 16", 14"X5 1 2"H W X STREAM TOP The K&N XStream increases filter area and redirects airflow inside the filter to draw in more air through the side pleats, enhancing performance efficiency. This cleanable and reusable XStream Air Flow Top filter provides strong protection for the engine. The air filter top adds filter area and improves airflow. The filter is washable and reusable for long term use.