
BMW "BACK BOX MOD"
"Back Box Mods" consist of carefully modifying the inside of the rear silencer so that it performs more effectively, therefore giving a deeper much sportier tone.
This is a modification that gives M Performance Back Box,
characteristics and performance enhancements.
Prices Below For Our M135i/40i/M240i/M335i/340i etc. Services;
BACK BOX MOD ONLY
£200
SINGLE RES AND BACK BOX MOD (PRE APRIL 2018)
£250
(£10 deposit £240 on the day)
DOUBLE RES AND BACK BOX MOD (PRE APRIL 2018)
£300
(£10 deposit £290 on the day)
SINGLE RES AND BACK BOX MOD (POST APRIL 2018)
£300
(£10 deposit £290 on the day)
DOUBLE RES AND BACK BOX MOD (POST APRIL 2018)
£350
(£10 deposit £340 on the day)
BMW's PPF WILL CAUSE ENGINE LIGHT - THIS WILL NEED MAPPING OUT
PLEASE MAKE SURE YOU HAVE HAVE THIS ARRANGED BEFORE OR AFTER
-
PLEASE ADD WHICH VEHICLE AND WHICH MODIFICATION
YOU REQUIRE IN THE NOTES SECTION IN THE BASKET PLEASE
This Is A Deposit Listing