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Remanufactured Holset HE451VE variable-geometry turbocharger with actuator for EPA10 Cummins ISX15 engines. Built and validated to OE specification, this is the exchange unit that gets a Class 8 truck back to pulling grades without the new-OE price. We confirm the exact turbo for your truck from the engine serial number before it ships. Part number AP90924 Brand Alliant Power (Holset HE451VE) Condition Remanufactured, with calibrated VGT actuator Application Cummins ISX 15.0L, EPA10 emissions level — Class 8 on-highway trucks Warranty 2-year Alliant Power warranty Core charge Refundable $1,275 core deposit, refunded when we receive your rebuildable core Vehicle & Equipment Fitment Years Vehicle / Equipment Engine Notes 2010–2013 Freightliner Cascadia Cummins ISX15 (EPA10) OE exchange 5502825RX 2010–2013 Kenworth T680 / T800 / W900 Cummins ISX15 (EPA10) ISX15-equipped chassis 2010–2013 Peterbilt 579 / 587 / 389 / 386 Cummins ISX15 (EPA10) ISX15-equipped chassis 2010–2013 Western Star 4900/5700, International ProStar, Volvo VNL Cummins ISX15 (EPA10) Where the ISX15 was the ordered engine The chassis above are where EPA10 ISX15 engines commonly landed — they are a finding aid, not a fitment guarantee . Class 8 trucks share engines across brands and the same truck could be ordered with several turbo variants, so the engine serial number is what actually confirms fitment . Call 530-668-0818 with your ESN and we will verify the exact unit free before it ships. Fits / Applications Cummins ISX15 (EPA10) heavy-duty on-highway engines Replaces OE exchange number 5502825RX VGT actuator included and calibrated to the turbo — no separate programming trip Cross Reference: Part Numbers This Covers 5502825RX · HE451VE Why do I see this turbo cheaper online? Short answer: it is usually not the same part — and a turbo failure feeds the engine. Read why ↓ Search any OE number and eBay, Amazon and a dozen storefronts will show it well under dealer cost, sold by outfits with no name, no address and no phone number. We lose business to those listings every week — and we see a lot of them come back through our shop. Here is what is actually different. The part number proves nothing on its own. Counterfeit injectors and pumps are stamped with the same OE numbers as the real thing, in housings cast to look identical. The number in the listing title tells you what the seller claims it is, not what came off an OE line. “Remanufactured” is not a regulated word. A genuine reman unit is stripped to bare components, has its wear parts replaced — nozzle, plunger and barrel, solenoid, seals — and is then run on a calibration bench until it meets the original flow and response spec. A cheap one is very often cleaned, resealed, painted and shipped. Both get called remanufactured. No full teardown, so no idea what is worn. A proper rebuild means the unit comes apart completely and every part gets inspected and measured against spec — not just the ones that are obviously bad. Skip the teardown and you are reusing worn internals inside a freshly painted housing. It will run on the truck. It will not last. No factory-spec bench load testing. A unit is not finished until it has been run under load on a test bench and made its numbers across the range, not just at one easy point. That bench time is most of what you are paying for. Sellers working on price cut it first, because nobody can see it in a photo. The warranty has to be honored by someone. Everything we remanufacture in house carries a one-year warranty , with 30 days on electrical components. Parts we supply as an authorized dealer carry the manufacturer’s own warranty. Either way you call us, a real shop in California, and we sort it out. A marketplace warranty usually means shipping the part overseas at your own cost and hoping for a reply. No core program. We credit your rebuildable core back in full. Discount sellers generally will not take one, so the gap narrows the moment you account for the core you