BULL BOOST PERFORMANCE GM LS3 Fabricated Aluminum Intake Manifold Speedzone Performance LLC Set spring preload to 5–10mm

Set spring preload to 5–10mm (1/4"–3/8")

this universal valved muffler kit is the ideal upgrade for performance gains and exhaust personality

Engineered for drivers who want a balance of comfort

Damping Levels 40-Level Height Adjustment Yes Spring Rate(Front) 8 kg/mm (448 lbs/inch) Spring Rate(Rear) 6 kg/mm (336 lbs/inch) Spring Length(Front) 200 mm Spring Length(Rear) 200 mm Front Top Mount Yes

BULL BOOST PERFORMANCE GM LS3 Fabricated Aluminum Intake Manifold Speedzone Performance LLC Set spring preload to 5–10mmBULL BOOST PERFORMANCE GM LS3 Fabricated Aluminum Intake Manifold 102mm EFI Sheet Metal LS Part Number: 737123296460 Upgrade your LS build with the BULL BOOST PERFORMANCE Fabricated Aluminum LS3 Intake Manifold, engineered for maximum airflow, improved throttle response, and increased high RPM performance. Featuring a large 102mm throttle body opening and fabricated sheet metal construction, this intake manifold is ideal for naturally aspirated and