LF3/LF4 82# Valve Springs Sonic-Cruze To achieve this pressure

To achieve this pressure

Easier braking

All manufacturing operations are ISO and/or TUV compliant or certified

The material is like OEM plastic

LF3/LF4 82# Valve Springs Sonic-Cruze To achieve this pressureThis is a full set of 24 titanium retainers and 82# valve springs for your LF3 or LF4 3. 6 twin turbo which comes in the ATS V, CTS XTS V Sport, and CT4 Blackwing. The factory valve springs can start to float at around 6000rpm when you turn up the boost. These valve springs will safely add around 1000 more RPMs to your power band. It is hard on valve springs and valves when they float (they can break and drop a valve into the cylinder), so these valve