Cusco Engine and Transmission Mount Set

Fitment: Subaru WRX/STI (02-05) / STI (15-21)

Part #: 660 911 SET

Overview

The Cusco 3-Piece Engine and Transmission Mount Set is a high-performance upgrade tailored for Subaru enthusiasts who want to enhance their vehicle's drivetrain stability and handling response. Designed specifically for the 2002-2005 Subaru WRX and the 2004-2005, 2015-2021 Subaru STI models, this bolt-on set replaces the factory mounts with durable, performance-oriented components. The result is a more direct connection between the engine, transmission, and chassis, which helps improve overall driving engagement and responsiveness. Whether you're looking to support spirited driving or improve your vehicle’s handling dynamics, this mount set offers a reliable upgrade that maintains daily drivability while delivering noticeable improvements in stability. Key benefits include increased resistance to engine movement during aggressive acceleration and cornering, reduced drivetrain flex, and enhanced feedback to the driver. The mounts are engineered to withstand high-stress conditions, making them suitable for both street and track use. With a focus on durability and performance, this set helps maintain proper alignment and reduces unwanted engine movement, contributing to a more precise and confident driving experience.

Key Features

This Cusco mount set features a carefully engineered design that emphasizes strength and stability. Made from high-quality materials, these mounts are crafted to endure the rigors of performance driving while providing a firm yet controlled feel. The design incorporates hardened components that resist deformation and wear over time, ensuring long-lasting performance. The set is designed for straightforward installation, directly replacing the OEM mounts without the need for modifications. The improved mounting points help optimize power transfer and reduce engine movement, supporting a more responsive driving experience. The set’s construction also minimizes unwanted vibrations, balancing performance with comfort for everyday use.

Construction & Design

The Cusco engine and transmission mounts are constructed from high-strength steel and urethane components, carefully designed to provide a rigid connection that enhances drivetrain stability. The precise machining and durable coatings ensure resistance to corrosion and wear, maintaining performance over time. The design focuses on maximizing strength while minimizing unnecessary weight, contributing to improved handling dynamics.

Driving Feel & Feedback

This mount set helps deliver a more direct and engaged driving feel by reducing engine and transmission movement. The increased stiffness provides better feedback through the chassis, allowing for more precise control during spirited driving. While some increased vibration may be felt compared to softer mounts, the overall driving experience becomes more connected and confident.

Installation & Fitment

Installation is a straightforward bolt-on process that requires basic mechanical skills. Proper fitment should be verified against the vehicle’s specifications and the part number provided. The set is designed to seamlessly replace the OEM mounts, ensuring a secure and reliable upgrade.

What’s Included

The package includes three high-performance mounts: one for the engine and two for the transmission, all engineered to work together for optimal drivetrain stability. Hardware necessary for installation is included to facilitate a complete and hassle-free upgrade.

Ideal For

This product is ideal for Subaru owners seeking to improve handling response and drivetrain stability, whether for daily driving, spirited street use, or track days. It is suitable for enthusiasts who want a durable, performance-oriented upgrade that enhances vehicle control and feedback.