Take command of your power delivery with ZSpeed Performance driveline components, the premier choice for robust clutch and transmission upgrades for your Nissan 350Z, 370Z, Infiniti G35, and G37. Available at Straight Six Imports, ZSpeed is renowned for engineering specialized parts that solve common factory issues and dramatically improve the feel and durability of your clutch system.

ZSpeed products are meticulously designed and manufactured for performance applications, ensuring reliable power transfer and smooth, confident shifting—critical for both high-horsepower street cars and aggressive track use.

Explore the ZSpeed Performance Lineup:

• Clutch and Flywheel Kits: Shop heavy-duty clutch kits designed for various power levels (Stage 1 to Stage 4), matched with lightweight Steel or Aluminum Flywheels to reduce rotational mass and improve throttle response.

• CMAK Clutch Movement Alteration Kit: ZSpeed's most popular solution, the CMAK kit converts the failure-prone Concentric Slave Cylinder (CSC) found in the 370Z/G37 to an external slave cylinder, offering superior reliability and easier maintenance.

• Concentric Slave Cylinders (CSC): Find heavy-duty, reinforced CSC replacements that offer improved durability over the problematic OEM units.

• Brake and Driveline: Upgrades including steel braided clutch lines, shift knobs, and other components designed to tighten up the entire transmission system.

Stop worrying about CSC failure and upgrade your driveline for reliable, race-ready performance. Shop the full range of genuine ZSpeed Performance products with fast Canadian shipping and expert support from Straight Six Imports today.