2004-2006 Nissan Altima [3.5L] SP Cold Air Intake System - Polished | Injen - SP1978P KB23004 The front bumper splitter also

The front bumper splitter also improves the look of the Q50's front end

Dyno Proven gains of up to 15 hp and 18 lb-ft

we recommend you have a reputable body shop install your parts for you

Enhanced Throttle Response Across the Rev Range

2004-2006 Nissan Altima [3.5L] SP Cold Air Intake System - Polished | Injen - SP1978P KB23004 The front bumper splitter alsoIs your engine choking for air and in need of some additional horsepower? If so, Injen has exciting news for you! The SP series of cold air intakes from Injen Technology will allow your engine to breathe deeper and enhance the performance that youve been craving. The SP series of cold air intakes is Injens flagship system in their lines of traditional aluminum cold air intake systems. Injen Technology is the worlds first tuned air intake system and