Kia Optima Valve Springs & Guides

Looking for high performance or racing parts for your Optima? Look no further than VividRacing for over 300,000 parts and accessories including engine components, suspension, intake, wheels & tires, brakes, body kits and more. For high performance upgrades for your Optima, VividRacing has you covered-- we're the #1 source on the web for Optima racing parts and upgrades, and our drive to be number one in customer service and delivery keeps our customers returning to us year after year. And call us if you don't see the racing upgrade for Optima that you had in mind. Our Optima parts technicians are always locating hard to find parts even if it means having them made!

	Name	View more
	GSC Exhaust Valve Guide Set Kia Optima G4KF Theta 11-15  Model Number: GSC-3015-8   View Price What they have done is actually quite simple, they made valve guides that fit properly, are easier to install, and shaped to help air flow instead of just copying the OEM design. The GSC Power Division valve guides are made from true C67410 Manganese Bronze and turned on a dedicated precision CNC turning center. What this means for you and your installer is less time fitting guides to the head due to holding the tightest tolerances in the industry with the best quality control possible.Features:...
	GSC Single Exhaust Valve Guide Kia Optima G4KF Theta 11-15  Model Number: GSC-3015-1   View Price What they have done is actually quite simple, they made valve guides that fit properly, are easier to install, and shaped to help air flow instead of just copying the OEM design. The GSC Power Division valve guides are made from true C67410 Manganese Bronze and turned on a dedicated precision CNC turning center. What this means for you and your installer is less time fitting guides to the head due to holding the tightest tolerances in the industry with the best quality control possible.Features:...
	GSC Intake Valve Guide Set Kia Optima G4KF Theta 11-15  Model Number: GSC-3016-8   View Price What they have done is actually quite simple, they made valve guides that fit properly, are easier to install, and shaped to help air flow instead of just copying the OEM design. The GSC Power Division valve guides are made from true C67410 Manganese Bronze and turned on a dedicated precision CNC turning center. What this means for you and your installer is less time fitting guides to the head due to holding the tightest tolerances in the industry with the best quality control possible.Features:...
	GSC Single Intake Valve Guide Kia Optima G4KF Theta 11-15  Model Number: GSC-3016-1   View Price What they have done is actually quite simple, they made valve guides that fit properly, are easier to install, and shaped to help air flow instead of just copying the OEM design. The GSC Power Division valve guides are made from true C67410 Manganese Bronze and turned on a dedicated precision CNC turning center. What this means for you and your installer is less time fitting guides to the head due to holding the tightest tolerances in the industry with the best quality control possible.Features:...