GFB HYBRID TMS Dual Port 98-04 Subaru Forester XT Suspension>Sway Bar Brackets This system does NOT include

This system does NOT include AFM or NPP valves

With a lifetime warranty and 60-Day Ride Satisfaction Guarantee -- not to mention the Air Lift reputation for great customer service and technical support

blow-through

Reduce chassis flex and increase handling and performance on your 4th Gen GM F-body with a Strut Tower Brace from BMR's suspension

or up to 100hp NO2

GFB HYBRID TMS Dual Port 98-04 Subaru Forester XT Suspension>Sway Bar Brackets This system does NOT includeThe Hybrid valve is back! In 1999, GFB's first Hybrid valve pioneered the dual port design, which was so successful the technology has since been adopted by most other brands. By "staging" the two venting outlets, at low valve lifts most of the air is recirculated. As the car is driven harder, the valve opens further and more of the atmosphere venting port is exposed for a louder sound