Kit includes: Set of two fixtures necessary to set camshaft timing on 2009+ Cayenne and Panamera V8 engines with DFI (Direct Fuel Injection) - Turbo and Normally-aspirated. This tooling is necessary to establish TDC timing any time the cam timing is disturbed for servicing of the cams, cylinder-head, timing chain or variable valve-timing cam phasers. Equivalent to factory tool 9678/1 Set of two fixtures necessary to set camshaft timing on Cayennes utilizing the M97/01 V8 engines. This tooling is necessary to establish TDC timing any time the cam timing is disturbed for servicing of the cams, cylinder-head, timing chain or variable valve-timing cam phasers. Equivalent to factory tool 9678, 9595/1 Pneumatically operated chain tensioner necessary to tension the primary timing chain on Cayenne DFI V8 engines (turbo and normally-aspirated) when setting valve, cam or cam-phaser timing. Requires a regulated air source between 5.0 and 5.5 bar (or as specified by the manufacturer's service manual). Application: For Cayenne V8 up to 2007 and from 2008 Cayenne and Panamera. WARNING: California Prop 65, This product contains chemicals known to the State of California to cause cancer, birth defects or other reproductive harm.