We purchased all the remaining MACS inventory.
Limited Supply as MACS Products is no longer in business.

Marine Tuned Pipes
CLICK HERE For Prices and Ordering


Un-muffled Marine Tuned Pipes
stock # size Length Weight
1110 2.5cc (.10-.15) (also aero pipe) 10" 1.2 oz
1323 3.5ccLNP (.18-.25) (lo nitro) 11 1/8" 1.25 oz
1324 3.5ccHNP (.18-.28) (hi nitro)
the top RTR .18 racing pipe
11 1/4" 2.2 oz
1325 3.5cc (.21-.32) (compound) 13" 2.2 oz

1326
(1126)

3.5cc (.21-.36) (14°-1"-18°)
Drag Car racing pipe(see #1126)
(This is the old 3.5 Prather Pipes)
11 1/2" 1.6 oz
1345 7.5cc (.45-.46) 14" 2.8 oz
1365 11cc (.65-.67) 16" 3.4 oz
1385 13cc (.80-.91) (2 1/4"d at hi pt)standard (7/8" hp & 0" flat high point) 16 7/8" 3.6 oz
1384 13cc (.80-.91) (2 1/4"d at hi pt)- cust.( 1" hp & 0" flat high point) 16 3/4" 3.6 oz
1395 15cc (.90-1.0) 17 1/2" 4.2 oz
1394 15cc (.90-1.0) (2 1/4"d at hi pt)
custom ( 1" hp & 1" flat high point)
17 3/8" 4.2 oz
1396 18cc (.90-1.2) (2 1/4"d at hi pt)
custom(7/8" hp & 2" flat high point)
18 1/2" 4.5 oz
Muffled Marine Tuned Pipes
stock # size Length Weight
1210 2.5cc (.10-.15) (also aero pipe) 12" 2.0 oz
1327 3.5cc (.18-.25) (lo nitro) 13 1/8" 2.4 oz
1328 3.5cc (.18-.28) (hi nitro) 14" 2.8 oz
1329 3.5cc (.21-.32) (compound) 15 3/4" 3.2 oz
1349 7.5cc (.45-.46) 17" 4.2 oz
1369 11cc (.65-.67) 19 1/2" 5.2 oz
1389 13cc (.80-.91) (2 1/4"d at hi pt)
standard (7/8" hp & 0" flat high point)
21" 5.6 oz
1399 15cc (.90-1.0) (2 1/4"d at hi pt)
standard (7/8" hp & 1" flat high point)
21 3/4" 6.0 oz
1397 18cc (.90-1.2) (2 1/4"d at hi pt)
custom (7/8" hp & 2" flat high point)
22 3/4" 6.3 oz
  Please note: Sometimes (especially in the larger pipes) it's necessary to leave external blemishes (like the weld point) so as to not compromise the internal structure of the pipe.
(compound) means this pipes front cone has two tapers instead of just one.
All of the larger Marine Pipes are compound pipes (see photos above)
(standard / standard pipes) Marine Pipes that we have had all along
(custom / custom pipes) NEW Variations of standard Marine Pipes
(hp) is the head pipe diameter, lead-in tube or front inlet diameter
(high point or hi pt) is the flat length at the widest point of the pipe