these are our billet rs6 style turbochargers with mamba wastegates. Featuring upgraded 360 degree thrust bearings, upgraded oil seals, billet compressor wheels and 1 bar wastegates. Backed by an 18 month warranty at 30 psi and a same day shipping guarantee. All qc on these turbos is done locally and re assembly is done in house. These are an affordable alternative to modified oem rs6 turbos. Please note turbos are pre clocked pre departure, However due to larger chra size driver side chra may have to be clocked to fit Banjo bolt in and re clocked back to position post install of banjo to clear hotside housing. For more details email us at sepautomotivenj@gmail.com