Mufflers and Exhausts

Mufflers are used especially to expend the loud sounds created with the aid of using the engine’s pistons and valves. Every time your exhaust valve opens, a huge burst of the burnt gases used in the course of your engine’s combustion is launched into the exhaust system. This launch of gases creates very effective sound waves. Get in touch with us via our quick contact form if you are interested in our cat aftermarket mufflers and exhausts.

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Additional Information

Our Caterpillar aftermarket mufflers and exhausts products include but are not limited to the part numbers below. We sell other engine parts too. Click the links here to view these products.

Mufflers

ApplicationPart No.
2156N3964
2352W3428
3071172362
5289S8069
5451492752
9431W9832
9531W9519
9537N5539
9631004594
9731W0370
120, 120G, 130G4N8297
120G, 130G, 140G4N8942
120H, 135H7C3693
12G, 120G6N1878
12G, 14G, 140G, 160G4N8296
12G,120, 130G, 140G, 160G, D6G1123249
12H, 120H, 135H2010346
12H, 14H, 140H, 160H, 14H2622757
140H, 160H2126961
140M2997985
16H, 140H, 160H, 163H3053795
16H, 16G4P6649
215, 215B, 215C, 215D, 219, 219D4P4010
215, 2251W2572
215B7N0061
225, 227, 2291018740
235C, 235BD, D6C4W3632
245B7C6398
245D4P1463
311, 3125I7914
311, 312, 312B5I7935
311, 312, 313, 3142128491
312, 315, 317, 317N9Y1403
312C2128507
318BM 315C2870206
318C, 320C, 319C, D6M2666251
320, 320B, 320BL2724674
320, 320L7Y2040
320, 322, 322B, 325, 325B, M325B7Y1508
320B, 320B L2724673
320C, 321C, 330C2666250
320D, 321D, 323D2941762
320D, 321D, 323D3244156
325, 320B1189906
325B1099323
330, 330B1099463
330, 330B, 330BL, 330L6I6425
3306, 34064W0456
3306/B, 3406C/B, C27, 771D, 769D8N4975
330C, 336D, 340D2056642
330D, 336D3054672
345B1968203
345B, 345BL, 345B LC1398723
345C, 349D2396580
350, 350L7Y1978
385C, 390D3244083
414E, 416D, 416E, 422E2355364
414E,416E, 416D, 420E, 420D, 442D, 422E, 432D, 432E, 434E2355363
416, 416B, 416C, 426B, 428B1278592
416, 416B, 416C, 426B, 428B, 436B, 438B1278594
416, 426, 4287W5194
416C, 416D, 424D, 426C, 428C1125089
416C/D, 426C, 428C/D, 430D, 438C/D, 442D1125090
518, 518C, 515, 525, 5279S9328
561M, D5M1737129
572G, 571G, D7G, D7F91E, D7F92E4N5191
589, D8L, D9N, D9R4W8485
621, 9808S6558
621B, 623B6N4184
621E, 623E, 627E, 621F, 621R1W4187
621F, 627E, 637E, 637G7W7439
627, 637, 3126B9S7079
627, 637, 637D, 3408, 34129S7786
627, 966C, D4E8S0905
627B, 9926N4183
631C, 631D, 639D7N4839
631E, 637, 633E, 637E2W8437
773B, 773D, 775B, 775D7N6905
773E, 775E, 784B, 785C2W3773
789B, 789C4W0969
793F, 795F3831510
814B, 815B, 966D7C5851
814F, 815F, 816F, 966F, 970F6I2408
815B, 966, 966E, 966D4W5053
824G, 825G, 826G, 980G1345423
824G, 825G, 826G, 980G1981939
825C, 826C, 980C, 980F7N1393
830M, 988, C118S6443
834B, 836, 988B7W8445
910, 931C7N4674
916, 32044P4757
918F, 924F, 928F, 938F9Y4668
920, 922, 930, 944, 951B/C, 12F, D4, D4D, D5, D5E, D6, D6C3K3124
924G, 924GZ1593263
924G, 928G, 9301995067
925G1198411
930, D4D, D4E, D4D07R2P6255
936, D6D1W1766
938G1376995
939, 939C1077473
950, 950F, D4E1P9139
950, 966C, 977K, D6D7S8443
950B, 950E8N5388
950F7E2944
950F, 960F6I3662
950G, 962G1281009
950H, 962H2616639
953C1469733
953C, 963C2080421
953C, 963C2220458
955, D5B2P2744
955C, 977D3B6218
955K, 955L7N8117
955K, 955L, 951B8S2809
963, 963B1374097
966C, 1402P5609
966D1N2936
966F4P6548
966G, 972G1608583
980, C15, C18, 3306B8S6559
980B, D250B, D350E, D40D, D400E7N3235
980B, D9, D9H4N5184
980C, 980F7N9674
988F4P2496
992C, 992D7W7181
992C, 992D7W7182
574B7C7344
CS-533E, CS54, CP-5332172728
CS-573D, CS-533D1454585
D10N7W5867
D3, 910, 9314N6638
D3B/C, 910, 931B4N6640
D3C, D4C, 9331260734
D4, D5, 941, 951, 951C8S4996
D4H1121665
D5, 12E, 120, 9267S8301
D5B1W0777
D5R, D6K, D6N2905638
D6H, D6R1125088
D6H, D6R4Y4951
D6M, 320C, 320CL2666252
D6M2521152
D6N1993003
D6R, 973C2265611
D6R, D6T, D7R2299601
D7, D4H, D5H2W3597
D7, D7F, D7G6N0731
D7H, D7R, D7G2, 572R1W9229
D8, D8H, 16G4N4577
D8K6N5969
D8K6N5437
D8N, D8R2003200
D8N, D8R, 578, 583R1649633
D8N, D8R, 587R, 583R2003199
D8R, D8T, 583T, 587T, 583T, 587T2958281
D9, D9G8S5438
D9H, 594H7N9647
E200B, EL200B1R7158
N/A3356122

Exhaust Pipe Extensions

Part No.SpecificationApplicationClamp
964204Straight PipeExhaust4I7554
1M5270Straight Pipe
1P846045° Square Cut OutletExhaust9S8071
1P846345° OutletExhaust9S8071
1P9554Straight PipeExhaust5S0580
1W021445° OutletExhaust9S8068
1W0528Straight Pipe3H8604
1099322Straight PipeExhaust7C0752
1099464Straight PipeExhaust7E3870
122607045° Outlet9S8068
2P1438Straight PipeExhaust8H2758
2P2784Straight PipeExhaust8S6783
2P461145° Square Cut OutletExhaust7S8735
2P5226Straight PipeExhaust6F8814
5M0880Straight PipeIntake4F4974
5M585645° Square Cut OutletExhaust7H4266
6I2409Radial Square CutExhaust4P3806
Outlet
6N535445° Square Cut OutletExhaust8S1460
6N7665Straight PipeExhaust
6N7922Straight PipeExhaust5S0580
6N8645Straight PipeExhaust8S1460
6N8749Straight PipeExhaust5S0580
6U6271Radial Square CutExhaust7E6455
Outlet
7C645045° OutletExhaust9Y8315
7C7004Exhaust1W5455
7E3509Radial Square Cut
Outlet
7E356045° OutletExhaust2P7806 & 4P3806
7E950645° Square Cut OutletExhaust7E3870
7E987145° Square Cut OutletExhaust1374499
7N1760Exhaust8S5444
7S7117Intake
7S712845° Square Cut OutletExhaust5S0580
7S768145° Square Cut OutletExhaust
7S873645° Square Cut OutletExhaust6F8815
2P5608Straight PipeExhaust8S6783
2W024145° Square Cut Outlet5S0580
2392270Radial Square CutExhaust
Outlet
255290045° Square Cut OutletExhaust7E6455
2666346Straight PipeExhaust4I7554
3R5327Radial Square CutExhaust8S1460
Outlet
4N6639Straight Pipe3H8604
4N6668Straight PipeExhaust8S1460
4P0494Exhaust1W2431
4P4455Exhaust9Y8315
4P658945° OutletExhaust2P7806 &
4P3806
4S6941Straight PipeExhaust5D5017
4W572945° OutletExhaust2P7806 &
8S6783
5I8004Straight PipeIntake5I7639
7Y1315Radial Square CutExhaust6F8815
Outlet
7Y151345° OutletExhaust7C0752
8H2718Straight PipeExhaust8H2758
8H4477Straight PipeExhaust6F8814
8N444545° Square Cut OutletExhaust8M0280
8S0985Straight PipeIntake5S0580
8S4652Intake
8S5120Straight PipeExhaust7S8735
8S8981Straight PipeExhaust6F8815
9S1768Straight PipeExhaust6F8815
9S6120Straight PipeExhaust8S1460
9S753445° Square Cut OutletExhaust5S0580
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