Our products are usually delivered without installationinstructions. Installation may only be carried out bytrained specialist technicians. Products supplied by us areexclusively intended for proper and appropriate use. Thewarranty is void in the event of improper, contrary to theintended purpose or unsuitable application or use.If you encounter difficulties during a repair(troubleshooting max. 1 hr.), please contact technicalsupport at:Phone: 040 – 25 30 66 55Email: service@aic-germany.deThis often avoids extensive troubleshooting that isdisproportionate to normal repair times.The following applies to complaints: The more complete theprocesses are submitted, the faster they can be processed.Complete documentation includes the warranty application(incl. KBA no., chassis no., first registration, enginecode, mileage), first and second installation invoice, faultmemory log, guided troubleshooting and, if applicable,pictures. Incomplete documentation may result in rejectionof the claim.

Spare part – Timing Chain Kit iwis Motorsysteme IWI59134SET is often found in BMW cars.
Spare part with codes 1131 7 504 468, 1131 7 504 475, 1131 7 504 461 and 1131 1 439 552 is often used in BMW X5 (E53), BMW 7 (E65, E66, E67), BMW 5 (E60), BMW 5 Touring (E61), BMW 6 (E63) and BMW 6 Kabriolets (E64) repair practice.
Owners of BMW often choose this part with numbers 1131 7 504 468, 1131 7 504 461, 1131 7 504 456 and 1131 7 533 488.
The part is perfectly compatible with the BMW X5 (E53), BMW 7 (E65, E66, E67), BMW 5 (E60), BMW 5 Touring (E61), BMW 6 (E63) and BMW 6 Kabriolets (E64) suspension system.
Timing Chain Kit iwis Motorsysteme IWI59134SET – also suitable for more aggressive driving with BMW cars.