DINANTRONICS X for 2020-2025 BMW M550i/750i/M850i/X5/X6/X7 M50i D440-0160 4wd-switches 8L/V6 1984 Buick Electra 4

8L/V6 1984 Buick Electra 4

8L V6 1976 Oldsmobile Toronado Custom 455/7

4 V6 1992 - 1993 Pontiac Grand Prix SE 207/3

this direct-fit catalytic converter also interchanges with OE parts 19420198 and 12626526

DINANTRONICS X for 2020-2025 BMW M550i/750i/M850i/X5/X6/X7 M50i D440-0160 4wd-switches 8L/V6 1984 Buick Electra 4DINANTRONICS X 2020 2025 BMW M550i 750i M850i X5 M50i X6 M50i X7 M50i The DINANTRONICS X is the newest installment of the highly successful Dinan foray into inline tuning modules. Like its predecessors it is a highly engineered piece of computer hardware and software that enhances engine performance to levels the stock programming is not allowed to venture. It does this without affecting long term reliability or the functionality of on board