TAIL PIPE KEY		SYSTEM TYPE KEY
A= Single 3" round rolled out		1= Full system from turbo back
B= Single 3.5" round rolled out		2= Full system from O.E. manifold back
C= Single 4" round rolled out		3= From end of O.E. downpipe back
D= Twin DTM		4= From end of O.E. downpipe back including CAT replacement
E= 5" round		5= From end of O.E. downpipe back removing CAT
F= Twin 3" round rolled in		6= From end of O.E. downpipe back with optional downpipe available
G= Single 3.5" round rolled in		7= From end of O.E. downpipe back with optional CAT replacement available
H= 6" x 4" oval		8= From O.E. CAT back
I= Single 3" round rolled in		9= Half system
J= Single oval tail rolled out		10= Full system from O.E. CAT back
K= Twin 3.5" round rolled in (together)		11= Full system without CAT replacement
L= Twin 3" round straight pipe (one each side of car)		12= Full system with CAT replacement pipe(s)
M= Twin 3" DTM		CAT - catalytic converter
N= Twin 2.5" round rolled in		O.E. - original equipment
O= Single round 4" rolled in
P= Twin 3.5" round silenced rolled in (one each side of car)
Q= Single oval 4.5" x 3"
R= Single round 3" straight pipe
S= Single round 4.5" straight pipe
T= Quad 3" round rolled in tails (two each side of car)
U= Twin 3" round silenced rolled in (one each side of car)
V= Twin 3" round rolled in, slash cut
W= Twin oval rolled in slash cut tail (2 x 95mm x 70mm)
X= Single 3" round rolled in, slash cut
Y= Twin oval rolled in
Z= Twin 4" round rolled out (one each side of car)