A40-20-10 R-Model Extension Pipe
R-Model 4" Extension Pipe...

A40-20-10 R-Model Extension Pipe
R-Model 4" Extension Pipe...

A40-20-120 CH Extension Pipe
CH 5" Extension Pipe With Horizontal 86672M Muffler DISCONTINUED SAMPLE NEEDED...

A40-20-120 CH Extension Pipe
CH 5" Extension Pipe With Horizontal 86672M Muffler DISCONTINUED SAMPLE NEEDED...

A40-20-130 Vision Extension Pipe
2006 Mack Vision Daycab Extension Pipe From Flex To Muffler Inlet With AC460P Engine...

A40-20-130 Vision Extension Pipe
2006 Mack Vision Daycab Extension Pipe From Flex To Muffler Inlet With AC460P Engine...

A40-20-150 5X90 4ME33137M
5X90 OD-OD ELBOW ...

A40-20-150 5X90 4ME33137M
5X90 OD-OD ELBOW ...

A40-20-160 5" MUFFLER OUTLET PIPE
5" MUFFLER OUTLET PIPE TO STACK ELBOW WITH 11" HORIZONTAL MUFFLER PART# A40-20-160...

A40-20-160 5" MUFFLER OUTLET PIPE
5" MUFFLER OUTLET PIPE TO STACK ELBOW WITH 11" HORIZONTAL MUFFLER PART# A40-20-160...

A40-20-170 EXTENSION PIPE
5" EXTENSION PIPE FLAT SPOT OE# 4ME41178AM...

A40-20-170 EXTENSION PIPE
5" EXTENSION PIPE FLAT SPOT OE# 4ME41178AM...

A40-20-20 R-Model Extension Pipe
R-Model 4" Extension Pipe...

A40-20-20 R-Model Extension Pipe
R-Model 4" Extension Pipe...

A40-20-30 R-Model Extension Pipe
R-Model 4" Extension Pipe OE# 4ME32603...

A40-20-30 R-Model Extension Pipe
R-Model 4" Extension Pipe OE# 4ME32603...

A40-20-40 DM Model Extension Pipe
DM Model 4" Extension Pipe OE# 4ME4903...

A40-20-40 DM Model Extension Pipe
DM Model 4" Extension Pipe OE# 4ME4903...

A40-20-50 CH613 Extension Pipe
98 CH613 Extension Pipe With E7-427 Engine RS Single Exhaust With Bunk With A40-40-120...

A40-20-50 CH613 Extension Pipe
98 CH613 Extension Pipe With E7-427 Engine RS Single Exhaust With Bunk With A40-40-120...

A40-20-70 DM Extension Pipe
DM 4" Extension Pipe OE# 4ME2183ITCI With A40-10-60...

A40-20-70 DM Extension Pipe
DM 4" Extension Pipe OE# 4ME2183ITCI With A40-10-60...

A40-20-80 Extension Pipe
5" Extension pipe With A40-20-50...

A40-20-80 Extension Pipe
5" Extension pipe With A40-20-50...

A40-20-90 DM Extension Pipe
DM 4" Extension Pipe OE# 4ME33053 DISCONTINUED SAMPLE NEEDED...

A40-20-90 DM Extension Pipe
DM 4" Extension Pipe OE# 4ME33053 DISCONTINUED SAMPLE NEEDED...