Under Drive Pulley & Drive Belt Kit 

for 

996 Boxster and Cayman model Porsches

Free up around 10HP and prevent power steering pump failure at extended high RPMs by swapping out your factory crank pulley for this smaller under drive unit. Changing out the pulley is easy and is also legal in the Spec Boxster racing series. 

Fitment:

CARS WITH AC ONLY

• 986 Boxster: 
• 1997-1999 2.5L H6
• 2000-2004 2.7L H6 
• 2000-2004 S 3.2L H6 
• 986 BOXSTER SPEC
• 987 Boxster / Cayman
• 2005- 2.7L H6 
• 2005-2006 3.2L H6 
• 2007- 3.4L H6 
• 996 / 997 / GT3
• 1999 3.4L H6 NA 
• 2001-2004 3.6L H6 NA
• 2005- 3.6L H6 NA

EXCLUDES GT2, TURBO, C4, C4S and DFI.  

Kit comes complete with underdrive pulley and new belt. The pulley is machined from billet aluminum, anodized black as shown and has the correct belt/tooth profile plus a robust design for long life. Comes with a 2 year parts replacement warranty (pulley only).