Diffuser Size Guide

This page contains key dimensions of our range of diffusers, broken down into fitments for specific vehicles,

Please note that the images are representative of diffuser style, the number of elements and exhaust hole shape may vary

Diagram key

A   -   Total Centre line length
B   -   Total Outside Length
C   -   Fixing Tab Length
D   -   Fixing Tab Angle
E   -   Front Width 
F   -   Rear Width
G   -   Length to Fold
H   -   Fold Angle
I    -   Vane Start Depth
J   -   Maxiumum Vane Depth
K   -   Cut Away Radius

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S1 Elise k Series All vaiants

Product number	Image Number	A		B	C	D		E	F	G	H		I	J	K
R01SB0045	1	540		540	35	n/a		810	890	n/a	n/a		55	120	n/a
R01SB0055	2	690		620	35	n/a		775	910	n/a	n/a		55	120	n/a
R01SB0056	3	690		620	35	n/a		775	910	n/a	n/a		55	120	n/a
R01SB0120	3	580		510	35	n/a		775	890	n/a	n/a		55	120	n/a
R01SB0128	4	690		620	35	n/a		755	910	n/a	n/a		55	120	n/a

S1 Exige VHPD K Series

Product number	Image Number	A		B	C	D		E	F	G	H		I	J	K
R01SB0349	1	540		540	35	n/a		810	890	n/a	n/a		55	120	n/a
R01SB0082	2	690		620	35	n/a		780	900	n/a	n/a		55	120	n/a
R01SB0083	3	690		620	35	n/a		780	900	n/a	n/a		55	120	n/a
R01SB0129	4	690		620	35	n/a		780	900	n/a	n/a		55	120	n/a

S2 Elise K series pre 2010

Product number	Image Number		A	B	C		D	E	F		G	H	I	J		K
R01SB0040	1		690	395	30		n/a	790	1195		445	16	90	120		180
R01SB0109	1		690	395	30		n/a	790	1195		445	16	90	120		180
R01SB0110	1		690	395	30		n/a	790	1195		445	16	90	120		180
R01SB0039	2		680	410	30		n/a	785	1230		495	16	50	100		185
R01SB0092	2		680	410	30		n/a	785	1240		495	16	70	125		185
R01SB0254	2		680	410	30		n/a	785	1240		495	16	70	125		185
R01SB0251	3		740	650	35		n/a	1180	1180		n/a	n/a	45	120		n/a
R01SB0252	3		740	650	35		n/a	1180	1180		n/a	n/a	45	120		n/a
R01SB0253	3		740	650	35		n/a	1180	1180		n/a	n/a	45	120		n/a

S2 Elise 111S K Series VVC Pre 2010

Product number	Image Number	A		B	C	D		E	F	G	H		I	J	K
R01SB0254	1	685		410	30	n/a		790	1230	500	16		50	100	180
R01SB0039	2	680		410	30	n/a		785	1240	495	16		70	125	185

Elise / Exige S2 111R Pre 2010

Product number	Image number	A		B	C	D		E	F	G	H		I	J	K
R01SB0092	1	680		410	30	n/a		785	1240	495	16		72	125	185
R01SB0112	1	680		410	30	n/a		785	1240	495	16		72	125	185
R01SB0216	1	680		410	30	n/a		785	1240	495	16		72	125	185
R01SB0217	1	680		410	30	n/a		785	1240	495	16		72	125	185
R01SB0218	1	680		410	30	n/a		785	1240	495	16		72	125	185
R01SB0219	1	680		410	30	n/a		785	1240	495	16		72	125	185
R01SB0251	2	740		650	35	n/a		1180	1180	n/a	n/a		45	120	n/a
R01SB0252	2	740		650	35	n/a		1180	1180	n/a	n/a		45	120	n/a
R01SB0253	2	740		650	35	n/a		1180	1180	n/a	n/a		45	120	n/a
R01SB0318	1	680		410	30	n/a		785	1240	495	16		72	125	185
R01SB0319	1	680		410	30	n/a		785	1240	495	16		72	125	185
R01SB0320	1	680		410	30	n/a		785	1240	495	16		72	125	185

Exige S2 260 Cup Car 2010 onwards

Product number

Image Number

A

B

C

D

E

F

G

H

I

J

K

TBA

1

560

390

65

n/a

930

1240

370

16

70

100

n/a

340R VHPD K Series

Product number	Image number	A		B	C	D		E	F	G	H		I	J	K
R01SB0339	1	540		540	35	n/a		810	890	n/a	n/a		55	120	n/a
R01SB0340	2	580		510	35	n/a		775	890	n/a	n/a		55	120	n/a
R01SB0341	3	690		620	35	n/a		775	910	n/a	n/a		55	120	n/a
R01SB0253	4	740		650	35	n/a		1180	1180	n/a	n/a		45	125	n/a

2 - Eleven

Product number	Image number	A		B	C	D		E	F	G	H		I	J	K
R01SB0040	1	690		395	30	n/a		790	1195	445	16		90	120	180
R01SB0109	2	690		395	30	n/a		790	1195	445	16		90	120	180
R01SB0110	3	690		395	30	n/a		790	1195	445	16		90	120	180
R01SB0253	4	740		650	35	n/a		1180	1180	n/a	n/a		45	120	n/a

Noble M12 / 3R / M400

Product number

Image Number

A

B

C

D

E

F

G

H

I

J

K

R01SB0290

1

675

610

30

n/a

1065

1065

445

16

50

100

n/a

Universal Fitment diffusers

Product number	Image Number	A		B	C	D		E	F	G	H		I	J	K
R01SB0220	1	800		800	25	13		127	127	n/a	n/a		100	190	n/a
R01SB0221	2	800		800	25	13		270	270	n/a	n/a		100	190	n/a
R01SB0222	3	800		800	25	13		630	630	n/a	n/a		100	190	n/a
R01SB0223	3	800		800	25	13		790	790	n/a	n/a		100	190	n/a
R01SB0311	4	1470		1470	25	13		305	305	n/a	n/a		100	190	n/a

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