Everything your
diesel engine needs

From fuel systems to engine internals and everything in between. Quality parts, expert support, and fast shipping since 1985.

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Popular searches:6.7 Powerstroke injectorsCummins ISX head gasketLBZ CP3 pumpDuramax turbo6.7 head studsHeavy Duty Diesel

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Everything you need for your diesel engine.

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Engineered for Real Boost

New OEM and performance turbochargers built to meet factory specs and demanding diesel applications.

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Garrett New Turbocharger ( Performance Upgrade ) - 1999.5-2003 7.3L Powerstroke
Garrett GT-739619-5004S

Garrett New Turbocharger ( Performance Upgrade ) - 1999.5-2003 7.3L Powerstroke

In stock (4)
(0)
$2,440.93
Garrett New (upgraded Stock) Turbo - 2003-2004 Ford 6.0L Powerstroke Engines 2 Year Warranty
Garrett GT-725390-5006S

Garrett New (upgraded Stock) Turbo - 2003-2004 Ford 6.0L Powerstroke Engines 2 Year Warranty

In stock (63)
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$1,014.79
Garrett New Turbocharger ( Performance Upgrade ) - 2004.5-2007 Ford 6.0L Powerstroke
Garrett GT-772441-5002S

Garrett New Turbocharger ( Performance Upgrade ) - 2004.5-2007 Ford 6.0L Powerstroke

In stock (23)
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$1,888.85

End the Rough Idle

Hard starts, smoke, and knock usually trace back to injectors. New and reman units for pickup, ag, and Class 8.

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BD Diesel 1714502 BD-Built Duramax Lb7 Stockplus Injector (0986435502) Chevy 2001-2004
BD Diesel bdd1714502

BD Diesel 1714502 BD-Built Duramax Lb7 Stockplus Injector (0986435502) Chevy 2001-2004

In stock (7)
(0)
$294.95
BD Diesel 1714505 BD-Built 5.9L Cummins Stockplus Injector (0986435505) Dodge 2004.5-2007
BD Diesel bdd1714505

BD Diesel 1714505 BD-Built 5.9L Cummins Stockplus Injector (0986435505) Dodge 2004.5-2007

In stock (8)
(0)
$346.95
BD Diesel 1714542 BD-Built 6.7L Cummins Stockplus Injector (0986435621) Dodge 2013-2018
BD Diesel bdd1714542

BD Diesel 1714542 BD-Built 6.7L Cummins Stockplus Injector (0986435621) Dodge 2013-2018

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(0)
$411.95

Pressure You Can Count On

No-start, power loss, or pressure that won't hold. Remanufactured and new pumps for diesel pickup and commercial engines.

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Bosch Remanufactured High Pressure Oil Pump (HPOP) - 1994-1995 Ford 7.3L
Bosch RB-HP004X

Bosch Remanufactured High Pressure Oil Pump (HPOP) - 1994-1995 Ford 7.3L

In stock
(0)
$1,570.70
Bosch Remanufactured High Pressure Oil Pump (HPOP) - 1998-1999.5 Ford 7.3L Powerstroke
Bosch RB-HP007X

Bosch Remanufactured High Pressure Oil Pump (HPOP) - 1998-1999.5 Ford 7.3L Powerstroke

In stock (1)
(0)
$1,641.17
Bosch Reman. High Pressure Oil Pump (HPOP) - 2003-2004 Ford Powerstroke / International VT365
Bosch RB-HP032X

Bosch Reman. High Pressure Oil Pump (HPOP) - 2003-2004 Ford Powerstroke / International VT365

In stock (7)
(0)
$1,728.96

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Wagner Tuning

Precision You Can See. Performance You Can Trust.

Every injector, pump, and turbo we service is tested, calibrated, and verified by experienced diesel technicians using industry-leading equipment—so your vehicle runs right the first time.

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Expert Testing. Professional Rebuilds.

We've specialized in diesel fuel systems for decades — testing, diagnosing, and rebuilding injectors, pumps, and turbos in our own shop so you get it right the first time.

About DFIS

Professional Installation Done Right.

Professional-grade equipment and proven procedures, so every component performs exactly as intended. Bring it to our shop or ship it in.

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