JMF – EcoBoost Mustang Billet Intake Manifold O-ring Set
Replacement o-ring set for the JMF Billet Intake Manifold head flange. Made from high-temperature silicone for a reliable, leak-free seal.
What’s Included:
- (4) High-temp silicone o-rings for the head flange
Applications:
- Ford Focus ST/RS (JMF Billet Intake Manifold)


















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