SpeedFactory Racing Chevrolet/GM LSX Titanium Exhaust Manifold Stud Kit Finish:Burnt 4 port solenoids are more

4 port solenoids are more sensitive than 3 port solenoids and finding the correct control frequency to achieve stable boost control for your particular EMS and setup is part of proper boost control tuning

balanced gear that runs true at 12k+ rpm

461 reverse gear eliminating the need for the oddball shaft and allowing them to go back to using a straight reverse shaft like the '98-'99 PBW1 transmissions

and better drivability than competitors turbo MAP sensors

Dog point design for superior preload

SpeedFactory Racing Chevrolet/GM LSX Titanium Exhaust Manifold Stud Kit Finish:Burnt 4 port solenoids are moreSpeedFactory Chevrolet GM LSX Titanium Exhaust Manifold Stud Kit (12 pcs.) These SpeedFactory Titanium Exhaust Manifold Studs are made of Ti 6Al 4V and incorporate a 3mm hex key tip that allows them to be easily installed using an Allen wrench. Titanium 10mm 12 point nuts and washers are included. Use of factory exhaust manifold bolts and studs, especially with an aftermarket intake manifold or header turbo system, can result in stripped or broken