COBB Top Mount Intercooler Isolator Bushing Kit (846600) | Subaru WRX 2002-2025 / STI 2004-2021

The COBB Top Mount Intercooler Isolator Bushing Kit (846600) upgrades worn factory intercooler mount grommets with a more durable, performance-ready bushing solution for WRX / STI models equipped with a top-mount or aftermarket intercooler.

KEY FEATURES

• EPDM bushing with 65-durometer rating firmer than factory rubber for improved stability while retaining vibration isolation
• 6061-aluminum machined center sleeve ensures proper bolt alignment without over-compressing the bushing
• Finished in titanium-gray anodizing with laser-etched COBB “C” logo for clean visual presentation under hood
• Direct replacement for OEM grommets supports both stock and aftermarket top-mount intercoolers
• Improves long-term reliability by resisting wear, deformation, and collapse common with factory rubber mounts
• Sold per bushing (ensure correct quantity for your intercooler mount points)

TECHNICAL SPECIFICATIONS

• Material: EPDM rubber bushing + 6061-T6 aluminum sleeve
• Bushing hardness: 65 durometer optimized for a balance of firmness and vibration damping
• Center sleeve: anodized aluminum, machined to exact dimensions for proper alignment and durability
• Includes one bushing, one bolt, and one center sleeve per kit order quantity according to your intercooler mount points

VEHICLE FITMENT

• Subaru WRX 2002–2025 (all generations supporting TMIC)
• Subaru STI 2004–2021

COBB delivers proven, data-driven performance solutions engineered to optimize your Subaru with unmatched precision and reliability.