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Heavy Duty

Heavy Duty

At Diesel Advantage, we are your trusted partner for all things diesel. With over six decades of experience, our dedication to quality, expertise, and exceptional service remains unwavering. We lead the diesel industry by offering comprehensive parts coverage of both new and remanufactured diesel engine components, including turbochargers, fuel systems and more for both fleet and heavy-duty diesel applications.

Maximize your fleet’s efficiency with Original Equipment heavy-duty diesel parts from Diesel Advantage. Our vast selection ensures you find the right parts to keep your vehicles operating at peak performance. Benefit from our competitive pricing, expert guidance, and outstanding customer service. Trust Diesel Advantage for durable, high-quality parts that enhance your fleet’s reliability and productivity. Shop with us today and experience the Diesel Advantage difference!

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  • Grizzly | DEF Header / Coaxial Heater 11in. | GA932337

    Grizzly | DEF Header / Coaxial Heater (O.E. Design) 11in. | GA932337

    Grizzly

    Buy Today: $840.37
    Brand:  GA -  Grizzly Part Description: Grizzly | DEF Header / Coaxial Heater 11in. Our Part Number: GA932337 Cross Reference Numbers:  4549427, 4623219, 4623219, 5932337, 82196511, 82217518, 82224129, 82249726, ASP918173111, T400735,...
    GAGA932337
    Buy Today: $840.37
    Qty in Cart: 0
    Quantity:
    Price:
    Buy Today: $840.37
    Subtotal:
  • Grizzly | DEF Header 25" | GA623591

    Grizzly | DEF Header (O.E. Design) 25in. | GA623591

    Grizzly

    Buy Today: $278.48
    Brand:  GA -  Grizzly Part Description:  Grizzly | DEF Header 25in. Our Part Number: GA623591 Cross Reference Numbers:  2517604C1, 2523591C91, 4097728C91, 4140918C91, 4254210C91, 4352100C91, ASP9082321623 Product Notes: -For...
    GAGA623591
    Buy Today: $278.48
    Qty in Cart: 0
    Quantity:
    Price:
    Buy Today: $278.48
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  • Grizzly | DEF Header 564mm | GA111561

    Grizzly | DEF Header (O.E. Design) 564mm | GA111561

    Grizzly

    Buy Today: $1,483.21
    Brand:  GA -  Grizzly Part Description:  Grizzly | DEF Header 564mm Our Part Number: GA111561 Cross Reference Numbers: 5511561, ASP9082317564 Product Notes: -For Cummins EcoFit
    GAGA111561
    Buy Today: $1,483.21
    Qty in Cart: 0
    Quantity:
    Price:
    Buy Today: $1,483.21
    Subtotal:
  • Grizzly | DEF Header 449mm | GA111563

    Grizzly | DEF Header (O.E. Design) 449mm | GA111563

    Grizzly

    Buy Today: $1,158.76
    Brand:  GA -  Grizzly Part Description:  Grizzly | DEF Header 449mm Our Part Number: GA111563 Cross Reference Numbers: 602065, 601968,5511563, 5511560, 4254215C91, 4097725C91, 4087160C91, 4163693C91, 4097724C91, 4086806C91, A000P868,...
    GAGA111563
    Buy Today: $1,158.76
    Qty in Cart: 0
    Quantity:
    Price:
    Buy Today: $1,158.76
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  • Grizzly | DEF Header / 297mm | GA111564

    Grizzly | DEF Header (O.E. Design) / 297mm | GA111564

    Grizzly

    Buy Today: $1,082.95
    Brand:  GA -  Grizzly Part Description:  Grizzly | DEF Header / 297mm Our Part Number: GA111564 Cross Reference Numbers: 602062, 601965, 5511564, 4163689C91, 4254212C91, 4097721C91, 4087159C91, 2515990C3 Product Notes: -For Autocar,...
    GAGA111564
    Buy Today: $1,082.95
    Qty in Cart: 0
    Quantity:
    Price:
    Buy Today: $1,082.95
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  • Call for Availability
    Grizzly | DEF Header / Helical Heater 18"

    Grizzly | DEF Header / Helical Heater (O.E. Design) 18in. | GA913429

    Grizzly

    Buy Today: $763.56
    Brand:  GA -  Grizzly Part Description:  Grizzly | DEF Header / Helical Heater 18" Our Part Number: GA913429 Cross Reference Numbers:  10071997, 1009212003, 10345880, 103819017, 10563072, 1112302002, 240000003, 2430015411,...
    GAGA913429
    Buy Today: $763.56
    Qty in Cart: 0
    Price:
    Buy Today: $763.56
    Subtotal:
  • Grizzly | DEF Header / Helical Heater 13"

    Grizzly | DEF Header / Helical Heater (O.E. Design) 13in. | GA913428

    Grizzly

    Buy Today: $763.56
    Brand:  GA -  Grizzly Part Description:  Grizzly | DEF Header / Helical Heater 13" Our Part Number: GA913428 Cross Reference Numbers:  2520611C1, 2613963C2, 5356923, 5913428, 721456, 723057, 724525, ASP43106500713, RP169195,...
    GAGA913428
    Buy Today: $763.56
    Qty in Cart: 0
    Quantity:
    Price:
    Buy Today: $763.56
    Subtotal:
  • On Sale
    Av-tekk | New Bar & Plate - Charge Air Cooler | Navistar Applications | NV-6KNEWHD

    Av-tekk | New Bar & Plate - Charge Air Cooler | Navistar Applications | NV-6KNEWHD

    Av-tekk

    Now: $881.41
    Was: $1,101.76
    Brand:  AT -  Av-tekk Part Description:  Av-tekk | New Bar & Plate - Charge Air Cooler | Navistar Applications Our Part Number: NV-6KNEWHD Cross Reference Numbers:  1E5936, 1E6406, 1S59360, 2591600C91, 2601435C91 Product...
    ATNV-6KNEWHD
    Now: $881.41
    Was: $1,101.76
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $881.41
    Was: $1,101.76
    Subtotal:
  • Call for Availability
    On Sale
    Av-tekk | New Bar & Plate - Charge Air Cooler | Freightliner Applications  | FL-5L4NEWHD

    Av-tekk | New Bar & Plate - Charge Air Cooler | Freightliner Applications | FL-5L4NEWHD

    Av-tekk

    Now: $849.36
    Was: $1,061.70
    Brand:  AT -  Av-tekk Part Description:  Av-tekk | New Bar & Plate - Charge Air Cooler | Freightliner Applications Our Part Number: FL-5L4NEWHD Cross Reference Numbers:  BHTC0965, BHTC2313, BHTD3521, BHTD3522, BHTD9582,...
    ATFL-5L4NEWHD
    Now: $849.36
    Was: $1,061.70
    Qty in Cart: 0
    Price:
    Now: $849.36
    Was: $1,061.70
    Subtotal:
  • On Sale
    Av-tekk | New Bar & Plate - Charge Air Cooler | Kenworth Applications | KW-12BNEWHD

    Av-tekk | New Bar & Plate - Charge Air Cooler | Kenworth Applications | KW-12BNEWHD

    Av-tekk

    Now: $781.70
    Was: $977.12
    Brand:  AT -  Av-tekk Part Description:  Av-tekk | New Bar & Plate - Charge Air Cooler | Kenworth Applications Our Part Number: KW-12BNEWHD Cross Reference Numbers:  084Q6718700, 10117V9734, 4861900002, 4861900003,...
    ATKW-12BNEWHD
    Now: $781.70
    Was: $977.12
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $781.70
    Was: $977.12
    Subtotal:
  • On Sale
    Av-tekk | New Bar & Plate Charge Air Cooler | Volvo / GMC / White | WGM-30TNEWHD

    Av-tekk | New Bar & Plate Charge Air Cooler | Volvo / GMC / White | WGM-30TNEWHD

    Av-tekk

    Now: $1,038.12
    Was: $1,297.63
    Brand:  AT -  Av-tekk Part Description:  Av-tekk | New Bar & Plate Charge Air Cooler | Volvo / GMC / White Our Part Number: WGM-30TNEWHD Cross Reference Numbers:  20517561, 20517567, 20585504, 20956551, 20956552, 20956580,...
    ATWGM-30TNEWHD
    Now: $1,038.12
    Was: $1,297.63
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $1,038.12
    Was: $1,297.63
    Subtotal:
  • On Sale
    Av-tekk | New Bar & Plate - Charge Air Cooler | Peterbilt Applictions | PB-20BNEWHD

    Av-tekk | New Bar & Plate - Charge Air Cooler | Peterbilt Applications | PB-20BNEWHD

    Av-tekk

    Now: $845.80
    Was: $1,057.25
    Brand:  AT -  Av-tekk Part Description:  Av-tekk | New Bar & Plate - Charge Air Cooler | Peterbilt Applications Our Part Number: PB-20BNEWHD Cross Reference Numbers:  1502AB, 1E3316, 1E3816, 1E5635, 331009, 3E7747, 518731,...
    ATPB-20BNEWHD
    Now: $845.80
    Was: $1,057.25
    Qty in Cart: 0
    Quantity:
    Price:
    Now: $845.80
    Was: $1,057.25
    Subtotal:
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