Home/2015 Mustang Transmissions Tremec T-56 XL Kit, 2005-17 Mustang, .62 overdrive $6,529.00 Tremec T-56 XL Kit, 2005-17 Mustang, .50 overdrive $6,529.00 Bowler T56 All-in-One Harness with Reverse Lockout $520.55 Steeda Clutch Spring Assist and Spring Perch Kit 2015-23 Mustang $161.10 Steeda Clutch Assist spring, 35lb for better feel, 2015-23 Mustang $36.75 Steeda Transmission Mount Bushing Insert MT-82, 2011-14 Mustang, 2015+ Mustang $58.80 Ford Performance pilot bearing, 4.6/5.4/5.0 High load $41.19 Don’t see what you are looking for? Give us a call or send an email. We sell thousands of additional parts not listed on the website.