Caterpillar C11 & C13 Parts
Parts for the Caterpillar C11 and C13 ACERT platform — the on-highway workhorses behind countless Class 8 trucks and heavy equipment. We stock the high-wear components that keep these engines running: cylinder heads, fuel injectors, turbochargers, gaskets, and full rebuild kits, backed by PAI Industries aftermarket coverage.
Shopping by an OEM, competitor, or superseded part number? Cross-reference it with us and we'll match the right part for your build. Most orders ship same-day, with free freight on orders over $1,000. Call or text (720) 445-6249 for a quote.
JAK'S JAKS-331386
JAK'S JAKS-331382
JAK'S JAKS-331329
JAK'S JAKS-331280
JAK'S JAKS-331274
JAK'S JAKS-331267
JAK'S JAKS-331259
JAK'S JAKS-331225
JAK'S JAKS-331222
JAK'S JAKS-321433
JAK'S JAKS-321405
JAK'S JAKS-321402
JAK'S JAKS-321400
JAK'S JAKS-321390
JAK'S JAKS-321385
JAK'S JAKS-321374
JAK'S JAKS-321373
JAK'S JAKS-321372
JAK'S JAKS-321371
Choosing the Right Caterpillar C11 & C13 Parts
Heavy-duty diesel components must be matched to the exact engine and application. Before ordering from this collection, verify the part number, engine model, engine serial number, and any casting or calibration number shown on the original component.
Fitment information to have ready
- OEM, dealer, casting, or interchange part number
- Engine manufacturer, model, and engine serial number (ESN)
- Truck year and model when the component is chassis-specific
- Core details for remanufactured or exchange components
Need a fitment check?
Use the OEM cross-reference tool or text a clear photo of the part tag to (720) 445-6249. A JAK'S Diesel specialist can confirm the match before the part ships.
Got a Number We Don't List?
Text a photo of the part tag — a specialist crosses it and quotes you fast.
