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Aftermarket Turbo Cross Reference Guide



Our model # Garrett Model# Precision Model # Turbonetics #
CT2 4747 TBB GT2860RS (GT28RS) Disco Potato PTB225-4828B N/A
CT2 4947 TBB GT28RS / GT2871R (49mm)/GT2876R PTB225-5128B N/A
CT2 5147 TBB GT2871R (51mm) PTB225-5128B N/A
CT4 5347 TBB GT2876R (2540R HKS) N/A N/A
CT3 5356 TBB GT3071R PTB225-5130B TN 400
CT3 5558 TBB GT3076R (GT30R/GT3037) PTB305-5530B TN 450
CT4 5558 TBB GT3076R (GT30R/GT3037) PTB405-5530B N/A
CT3 5858 TBB GT3076R (GT30R/GT3037) PTB305-5830B N/A
CT4 5858 TBB GT3076R (GT30R/GT3037) PTB405-5830B TN 500
CT3 6262 TBB GT3582R (GT35R-GT35) PTB305-6235B TN Hi-Fi 550
CT4 6262 TBB GT3582R (GT35R-GT35) PTB405-6235B Billet GT-K 600
CT43 6467 TBB GT4088R PT6466 CEA Billet GT-K 700
CT43 6767 TBB GT4094R PT6766 CEA Billet GT-K 750
CT43 6467 JB360 GT4088 PT6466 CEA Billet GT-K 700
CT43 6767 JB 360 GT4094 PT6766 CEA Billet GT-K 750
CT5 7083 TBB GT4294 PT7175 CEA HP-72
CT5 7083 TBB GT4294R PT 7175 CEA HP-72
CT5 7083 TBB GTX4294R PT 7175 CEA HP-72
CT5 7483 TBB GT4202R PT7675 GT42 HP-76
CT5 7783 TBB GTX4202 PT7685 GT42 CEA HP-78
CT6 8087 TBB GT4508R PT8285 GT42 CEA TNX80-91 Y2K
CT6 8087 TBB GTX4508R PT8284 CEA TNX80-91 Y2K
CT6 8087 TBB GT4708R PT8285 GT42 CEA TNX80-91 Y2K
CT6 8894 TBB GT4718R PT8685 GEN2 CEA TNX8889
CT6 8894 TBB GTX4718R PT8891 GEN2 CEA TNX8889
CT6 88112 TBB GT5518R GEN2 Pro Mod 88 CEA TNX8801
CT6 88112 TBB GTX5518R GEN2 Pro Mod 88 CEA TNX8801
CT6 91112 TBB GT5533R GEN2 Pro Mod 91 CEA TNX 91-106
CT6 94112 TBB GT5533R PT94 CEA N/A
CT6 94112 TBB GTX5533R GEN2 Pro Mod 94 CEA N/A
CT6 106112 TBB GT5541R PT106 CEA TNX0606 N/A
All Billet Wheels X=Billet Wheel CEA= Billet wheel

Comp Turbo Compressor Housings Comp Turbo Turbine Housings
CT2 - 3" inlet/ 2" outlet CT2 - T2 turbine housing options
.64 .86 Internal gate 5 bolt discharge
CT3 - 3" inlet/ 2" outlet .64 .86 Tial V-band SS housing

CT2/CT3 - T3 Turbine housing options
CT4 - 4" inlet/ 2.5" outlet T3 .36 .48 .63 or .82 4 bolt/5 bolt or V-band 2.5", 3" or 3.5"

Tial SS V-band in and out .63 .82 1.06
CT43 - 4" inlet/ 3" outlet
CT3/CT4/CT43 - T4 Turbine housing options
Divided .58 .70 .84 1.15 1.32 1.52 V-band 3",3.5" or 4"
CT5 - 5" inlet/ 3.5" v-band outlet
Undivided .68 .81 .96 V-band 3",3.5" or 4"
Tial SS V-band in and out .63, .82, or 1.06
CT6 - 6" inlet/ 3.5" v-band outlet
CT5/CT6 - Mid Frame T4 Turbine options
.90 1.0 1.10 1.25 Divided V-band 4"

Tial SS V-band in and out 1.02 1.16 1.30
CT5/CT6 - T6 Large frame turbine housing options
.96 1.08 1.23 1.39 Open V-band 5"
Tial SS V-band in and out 1.15 1.30