My experience with sinesterdiesel was a… My experience with sinesterdiesel was a positive experience highlighting their attentiveness, quick delivery, and helpful service.Only issue/problem I had was with the clap that came with my cold charge pipe. It doesn’t stay around to lock.

Good parts good quality I appreciate the quality and quickness of arrival of their parts their welds and craftsman ship. However ups usually does horrible shipment and sometimes leaves knicks and scratches which can be annoying but that’s ups’s fault. All I ask of sinister is more sales products as I feel as some of their items overpriced yet I want to buy 80% of my parts from them I only buy some here and there because they are so expensive compared to oem

Every item so far has been solid and as… Every item so far has been solid and as described ,

EGR DELETE 6.7 POWERSTROKE Bought the EGR delete for my F350. Super reasonably priced with very quick shipping. Very high quality and everything in the kit fit perfectly. Will definitely be buying more goodies from Sinister.

SLOW SLOW SLOW going on the 5th business day now since i placed an order, and it still hasnt shipped. i even paid the extra cost for 2 day shipping. if i would have known it takes you guys a WEEK to ship out i wouldnt have wasted my money on the priority shipping.