| NEW CATERPILLAR C-13 OIL PAN GASKET. FOR KCB/LEE | OEM#2173673 | ttmdiesel.com | 117 USD | 180 USD | −35% |
| 88NT 855 IDLER PULLEY ASSEMBLY (BACKSIDE) | 3065000 | ttmdiesel.com | 65 USD | 100 USD | −35% |
| 102-9089 | CAT 3406E / C15 / C15 Acert / C16 / C18 Billet Rear Camshaft Cover | 1029089 | ttmdiesel.com | 80 USD | 150 USD | −33.3% |
| New Chrome Engine Lifting Bracket Kit for CAT 3406E / C15 Engines | ttmdiesel.com | 350 USD | 500 USD | −30% |
| RSC13E | CAT C13 Piston Ring Set | ttmdiesel.com | 69 USD | 96 USD | −28.1% |
| 2894829 | Cummins ISX15/X15 Injector Fuel Supply Connector | ttmdiesel.com | 68 USD | 93 USD | −26.9% |
| 4089405| Cummins ISX Rod Bearing Pair (Drilled Rods Only) | ttmdiesel.com | 20 USD | 27 USD | −25.9% |
| 23523267 | NEW DETROIT 12.7L ACCESSORY BRACKET | ttmdiesel.com | 260 USD | 350 USD | −25.7% |
| 3965147 |New Alternator Pulley 8 Groove Multi-Application | ttmdiesel.com | 58 USD | 77 USD | −24.7% |
| 9Y3368 | Caterpillar 3406B/C/3406E/C15/C15 ACERT .032' Liner Shim | ttmdiesel.com | 48 USD | 62 USD | −22.6% |
| 23535149 | SERIES 60 BELT TENSIONER PULLEY | ttmdiesel.com | 155 USD | 200 USD | −22.5% |
| New Chrome Engine Lifting Bracket Kit for Detroit Diesel 14.0L Series 60 Engines | ttmdiesel.com | 350 USD | 450 USD | −22.2% |
| VOLVO/MACK CYLINDER HEAD GASKET. | OEM#21313537 | ttmdiesel.com | 183.44 USD | 235 USD | −21.9% |
| 3687058 | Cummins ISX / ISX15 / X15 Piston Cooling Nozzle | ttmdiesel.com | 11 USD | 14 USD | −21.4% |
| NEW Chrome Valve Cover Set for N14 Engines | ttmdiesel.com | 1500 USD | 1,900 USD | −21.1% |
| CAT C-11/C-13 VALVE COVER GASKET. | OEM#2295711 | ttmdiesel.com | 134.99 USD | 170 USD | −20.6% |
| Detroit 14.0L DDEC V Cylinder Replacement Kit | | ttmdiesel.com | 3999.99 USD | 5,000 USD | −20% |
| NEW CUMMINS ISB6.7 QSB6.7 CYLINDER BLOCK | ttmdiesel.com | 2000 USD | 2,500 USD | −20% |
| 23523998 | REMAN DETROIT 12.7L ACCESSORY DRIVE 8 GROOVE SERPENTINE | 23523977 | ttmdiesel.com | 600 USD | 750 USD | −20% |
| 3691011 | New Cummins X15/ISX15 Polished Front Timing Cover | 3687068 | ttmdiesel.com | 399.99 USD | 500 USD | −20% |
| New CAT Valve Cover Emblems – Pack of 3 | ttmdiesel.com | 240 USD | 300 USD | −20% |
| CUMMINS 855 CRANKSHAFT PULLEY | 211918 | ttmdiesel.com | 160 USD | 200 USD | −20% |
| INTERNATIONAL MAXFORCE DT FRONT COVER GASKET KIT. | OEM#1842663C93 | ttmdiesel.com | 285.99 USD | 355 USD | −19.4% |
| NEW CAT C10/C12 FRONT COVER GASKET. | OEM#1742475 | ttmdiesel.com | 65 USD | 80 USD | −18.8% |
| 21198713 | NEW Mack Mp8 Camshaft | ttmdiesel.com | 998 USD | 1,228 USD | −18.7% |
| ISXT6MKIT | NEW CUMMINS ISX T6 MANIFOLD KIT | ttmdiesel.com | 1100 USD | 1,500 USD | −18.5% |
| 3031959 | CUMMINS N14 REAR SUMP OIL PAN ASSEMBLY | ttmdiesel.com | 450 USD | 550 USD | −18.2% |
| Cylinder Head Assembly for Cummins ISB 6.7L / QSB 6.7L Engines (2007.5–2015) | 5364892 | 4983298 | ttmdiesel.com | 1650 USD | 2,000 USD | −17.5% |
| 3800298 | Cummins ISX/ISX15/X15 Main Bearing Complete Set (Standard) | 5406110 | ttmdiesel.com | 222 USD | 269 USD | −17.5% |
| NEW INTERNATIONAL DT466E 2004-2015 OIL PAN GASKET KIT. | ttmdiesel.com | 150 USD | 181.32 USD | −17.3% |
| NEW INTL DT466E / DT-570 (04 & UP) INTAKE MANIFOLD GASKET | OEM#1842033C1 | ttmdiesel.com | 23.99 USD | 29 USD | −17.3% |
| Cummins ISX15 Cylinder Head, 4374091 | X15 SOHC Loaded, New | ttmdiesel.com | 2608 USD | 3,141 USD | −17% |
| CAT 3406B/C AFTERCOOLER GASKET. 2 PER | OEM#1535484 | ttmdiesel.com | 58.27 USD | 70 USD | −16.8% |
| New Turbo Actuator Assembly for Detroit Diesel 12.7L Series 60 Engines | GT4294 | K31 | ttmdiesel.com | 125 USD | 150 USD | −16.7% |
| NEW INTL DT466E EGR HEAD GASKET SET. | OEM#1889321C95 | ttmdiesel.com | 699.99 USD | 835 USD | −16.2% |
| CAT 3406B FRONT COVER GASKET. | OEM#1669146 | ttmdiesel.com | 46.29 USD | 55 USD | −15.8% |
| 209-3569 | CAT C-15 /C15 ACERT Peanut Cover Polished SS | 279-9012 | ttmdiesel.com | 190 USD | 225 USD | −15.6% |
| 1666352| NEW CAT C10/C12 AIRBRAKE COMPRESSOR COOLANT SUPPY LINE |166-6352 | ttmdiesel.com | 110 USD | 130 USD | −15.4% |
| 1878969 | Caterpillar C13/C11 Cam Bearing Kit x7 | ttmdiesel.com | 150 USD | 177 USD | −15.3% |
| 168-8974 | NEW OEM CAT C-15/3406E COOLANT LINE ASSEMBLY | 1688974 | ttmdiesel.com | 85 USD | 100 USD | −15% |