Hasport Billet Replacement Mounts – 2006-2011 Honda Civic Si

Hasport stock replacement mounts for the 2006-2011 Honda Civic Si (K20Z3) replace the factory left, right, and rear mounts. These billet mounts provide improved engine control, reducing wheel hop and helping transfer more power to the ground. They also help resolve clearance issues with aftermarket components such as headers, turbo, or supercharger kits—especially when using a taller K24 engine.

Engineered for Strength & Precision – Designed using advanced CAD/CAM software for exact fitment and reliability

Premium Materials – CNC machined in-house from aircraft-grade 6061-T6 billet aluminum for maximum strength and durability

Customizable Performance – Available in multiple urethane durometers to suit your needs:

• 62A – Street: Comfort with performance

• 70A – Race: Firmer response, mild vibration increase

• 88A – Extreme Race: Track-focused, more vibration

• 94A – Super Extreme Race: Drag/competition use only

• Billet 6061 Race Only (solid mount): Maximum rigidity

Lifetime Warranty – Backed by Hasport’s commitment to quality and support

⚠️ Note: These mounts will increase cabin vibration and engine noise depending on urethane stiffness. Street users may prefer 62A, while track or drag racers typically choose 88A, 94A, or solid billet.

Vehicle Applications: 2006-2011 Honda Civic Si (K20Z3)

📦 Build Time: Most Hasport mount kits are made to order and take an average of 4–6 weeks for production.
👉 If you need to check current stock availability, please email or call us before placing your order.