ACT BM14-XTSS Xtreme Performance Street Sprung Clutch Kit for BMW N54

BM14-XTSS kit features an Xtreme pressure plate for the most demanding driver. ACT Xtreme pressure plates use exclusive diaphragm design to increase clamp load, reduce deflection and maximize clutch life. All diaphragms endure a four-stage, heat-treating process for unparalleled performance. ACT pressure plates have precision cover stampings to provide rigidity and consistency. ACT's Performance street discs are the most popular disc purchased. They feature premium organic materials with high copper content for better heat transfer and steel-backed lining for greater burst strength and durability. These discs have reduced marcel for faster shift action to complement ACT pressure plates. Quiet operation with increased strength and reliability. XT/Perf Street Sprung Moderate to heavy pedal effort, smooth engagement, OE to mild gear rattle; Longer friction life, extended by ACT's exclusive diaphragm design; Carefully engineered, precisely assembled, accurately balanced, with premium organic friction materials for heat tolerance and reduced fade; Recommended for street and race use; 100% clamp load tested and dynamically computer balanced for smooth high RPM reliability

• "Excellence in Performance", backed by the best one-year warranty in the industry!

The ACT BM14-XTSS Xtreme Performance Street Sprung Clutch Kit is engineered for BMW N54 applications requiring dependable performance for demanding street driving and occasional race use. This complete kit combines an ACT Xtreme pressure plate with a Performance Street sprung disc to deliver increased clamp load, controlled engagement, and reliable power transfer.

The Xtreme pressure plate features ACT's exclusive diaphragm design, which helps reduce deflection, extend friction life, and maintain consistent performance under demanding conditions. Each diaphragm undergoes a four-stage heat-treating process, while precision cover stampings provide added rigidity and consistency. The pressure plate is 100% clamp-load tested and dynamically computer balanced for smooth, high-RPM operation.

The ACT Performance Street sprung disc uses premium organic friction material with high copper content to improve heat transfer and reduce fade. Steel-backed lining increases burst strength and durability, while reduced marcel provides faster shift action. The sprung design supports smooth engagement, quiet operation, and OE to mild gear rattle characteristics. Expect moderate to heavy pedal effort with a longer-lasting friction surface engineered for reliable street and race use. The ACT BM14-XTSS is backed by ACT's industry-leading one-year warranty.

Fitment: Designed for select BMW models equipped with the N54 engine, including the 2007 BMW 335i and 335xi; 2008 BMW 135i, 335i, 335xi, 535i, and 535xi; 2009 BMW 135i, 335i, and 535i; and other compatible applications. Verify vehicle configuration and transmission compatibility before installation.

Product Specifications and Technical Data

• Brand: ACT
• Part Number: BM14-XTSS
• Product Type: Performance clutch kit
• Clutch Design: Xtreme pressure plate with Performance Street sprung disc
• Friction Material: Premium organic material with high copper content
• Engagement Characteristics: Smooth engagement with moderate to heavy pedal effort
• Recommended Use: Street and race applications
• Balancing and Testing: 100% clamp-load tested and dynamically computer balanced

What's Included

• Xtreme pressure plate
• Performance Street sprung clutch disc
• ACT clutch kit components required for installation

Features:

• Xtreme pressure plate increases clamp load, reduces deflection, and supports extended clutch life.
• Four-stage heat-treated diaphragm delivers consistent performance under demanding operating conditions.
• Premium organic friction material with high copper content improves heat transfer and resistance to fade.
• Steel-backed lining and reduced marcel provide increased durability, faster shift action, and reliable street or race performance.

Fitments:
2007 BMW 335i Base
2007 BMW 335xi Base
2008 BMW 135i Base
2008 BMW 335i Base
2008 BMW 335xi Base
2008 BMW 535i Base
2008 BMW 535xi Base
2009 BMW 135i Base
2009 BMW 335i Base
2009 BMW 335i xDrive Base
2009 BMW 535i Base
2009 BMW 535i xDrive Base
2009 BMW Z4 sDrive35i
2010 BMW 135i Base
2010 BMW 335i Base
2010 BMW 335i xDrive Base
2010 BMW 535i Base
2010 BMW 535i xDrive Base
2010 BMW Z4 sDrive35i
2011 BMW 135i Base
2011 BMW 335i Base
2011 BMW 335i xDrive Base
2011 BMW 335is Base
2011 BMW 535i Base
2011 BMW Z4 sDrive35i
2012 BMW 135i Base
2012 BMW 335i Base
2012 BMW 335i xDrive Base
2012 BMW 335is Base
2012 BMW 535i Base
2012 BMW Z4 sDrive35i
2013 BMW 135i Base
2013 BMW 335i Base
2013 BMW 335i xDrive Base
2013 BMW 335is Base
2013 BMW 535i Base
2013 BMW Z4 sDrive35i
2014 BMW 335i Base
2014 BMW 335i xDrive Base
2014 BMW 435i Base
2014 BMW 435i xDrive Base
2014 BMW 535i Base
2014 BMW Z4 sDrive35i
2015 BMW 335i Base
2015 BMW 335i xDrive Base
2015 BMW 435i Base
2015 BMW 435i xDrive Base
2015 BMW Z4 sDrive35i
2016 BMW 435i Base
2016 BMW 435i xDrive Base
2016 BMW Z4 sDrive35i

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1