CTS Turbo 4.5" High-Flow Cat for BMW B58 1/2/3/4/5/7 Series RWD & XDrive - All Generations
The CTS Turbo High-Flow Cat for the BMW B58 is made to maximize exhaust flow for the highest power gains. Do not compromise performance and sound with factory parts unleash your BMWs potential!\n\nDesigned using the latest in CAD technology; this part is made to fit perfectly in place of your factory downpipe. Manufactured from T304 stainless steel, hand TIG welded and back-purged to ensure years of reliable performance.\n\nProduct Details:\n\n Precisely designed and tested on a real car in the real world\n T304 stainless steel, TIG welded back-purged construction\n Replaces restrictive factory downpipe with high-flow 200cell catalytic converter\n Great power upgrade with uncompromising performance\n Incredible sporty exhaust sound, subtle when cruising\n No drone with factory exhaust\n\nThe use of Bootmod3 stage 2 software is strongly recommended to avoid the CEL from coming on.\n\nCatalytic converters damaged by "crackle tune" are not covered under warranty.\n\n 2016+ F20 BMW M140i\n 2016+ F22 BMW M240i & M240i xDrive\n 2016+ F30/F31/G20 BMW 340i & 340i xDrive\n 2016+ F32/F33/F36/G22/G23/G26 BMW 440i & 440i xDrive\n 2016+ G30/G31 BMW 540i & 540i xDrive\n 2016+ G11/G12 BMW 740i & 740i xDrive\n\nStage 2 software is required to avoid check engine light. Only fits cars without GPF/OPF.\n