15" x 2" Oval Ball Milled Polished Aluminum Air Cleaner Kit if you want more airflow

if you want more airflow then you should grab up one of these Speedmaster X-Stream air flow top plates

They include a strong bonding process

reliable cam timing

For 3" tube diameters

Speedmaster universal power steering pump brackets mount GM self-contained power steering pumps low on the block for a compact installation and good looks

15" x 2" Oval Ball Milled Polished Aluminum Air Cleaner Kit if you want more airflowSpeedmaster's air cleaners not only look great, they also provide your engine with cleaner air for better performance. They're available in round and oval styles, and you can choose between plain polished, straight ball milled, and flame ball milled finishes.