• Valve guide set, 6.0mm exhaust, quantity of 8
• Precision-machined for accurate valve stem clearance
• Durable material choice for high-heat exhaust valve applications
• Direct replacement for worn factory guides

Precise Clearance Where the Valve Actually Moves

Valve guides control exactly how the valve stem moves within the cylinder head, and worn factory guides introduce play that leads to poor valve seating, increased oil consumption past the guide, and inconsistent valve seal over time. Brian Crower's replacement guides are precision-machined to maintain accurate valve stem clearance, addressing that wear at its source rather than letting it compound into bigger problems. This set of 8 covers a full bank of exhaust valve guides in one purchase. That's the kind of detail that separates genuine engineering from a basic replacement part.

Built for the Heat an Exhaust Valve Actually Sees

Exhaust valve guides deal with significantly more heat than intake guides, since they're constantly exposed to hot exhaust gases passing through the port. Brian Crower engineers these guides with that thermal reality in mind, rather than using a one-size-fits-all guide material for both intake and exhaust applications. For anyone doing a proper head rebuild, replacing worn guides with a set built for the actual application is worth the extra attention. It's a small distinction that makes a real difference once you're actually building the engine.

Straight From Subispeed

A precision valve guide replacement for 2002-2005 WRX / 2004-2014 STI built specifically for the heat an exhaust application actually sees.

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