AST Lowering Springs For BMW 3 4CYL. 2000-12/2007, Front 40 , Rear 30 SPRING_26_SPRING Precision mandrel-bent pipework ensures optimised

Precision mandrel-bent pipework ensures optimised exhaust flow

By removing the restrictive secondary catalytic converters and resonators

Installation:

which also features a valve for controlling the exhaust pulses from both sides of the engine

race-inspired upgrade to your M3

AST Lowering Springs For BMW 3 4CYL. 2000-12/2007, Front 40 , Rear 30 SPRING_26_SPRING Precision mandrel-bent pipework ensures optimisedThe AST Lowering Springs for BMW 3 4CYL (2000 12 2007) represent a high quality solution designed to enhance your vehicle's handling by lowering its center of gravity while maintaining the comfort associated with OEM springs. Manufactured with precision using advanced Wafios coiling machines, these springs are cold coiled to ensure optimal durability and performance. Their progressive design allows for a reduction in ride height40 mm at the front and