Turbochargers

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6.5L Parts Specialists

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Quadstar GEP Optimizer 6500

Complete Engines

We stock complete Optimizer engines and parts thereof

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Reliability

When factory parts fail, we have a solution!

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ARP Fastners

Our unmatched supply of unique fastners is proudly made in the USA by ARP!

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Quadstar GEP Optimizer 6500

In House Tuning

International Shipping

Frequent New Products

Constantly Innovating

Featured Items

NEW or Featured Items

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6.5L DB2 Throttle Cable
Quadstar Tuning LLC

6.5L DB2 Throttle Cable

Out of stock
1.464,00 NOK
Super 60 Turbocharger Kit
Quadstar Tuning

Super 60 Turbocharger Kit

Out of stock
14.914,00 NOK
Hot Shot's Secret Everyday Diesel Treatment
Hotshot's Secret

Hot Shot's Secret Everyday Diesel Treatment

Only 3 left
From 225,00 NOK
6.5L OBDII Single Tune for 1996+
Quadstar Tuning

6.5L OBDII Single Tune for 1996+

In stock
3.940,00 NOK
Remanufactured DS4 Injection Pump
Quadstar Tuning

Remanufactured DS4 Injection Pump

In stock
12.326,00 NOK
6.5L DB2833-6284 Injection Pump
STANADYNE

6.5L DB2833-6284 Injection Pump

In stock
24.200,00 NOK
6.5L Performance Piston Kit
Quadstar Tuning

6.5L Performance Piston Kit

Only 3 left
16.884,00 NOK
Quadstar GEP Optimizer 6500
AM General

AMG GEP Optimizer 6500 Long Block

In stock
From 95.674,00 NOK

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Cooling

Cooling

Radiators, oil cooler lines, transmission coolers and all related components
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Custom Tuning

Custom Tuning

Custom tuning and tuners for your 6.5L turbo diesel. All work is performed in-house and tailored to your needs!
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Engine Electronics

Engine Electronics

Sensors, wiring, charging, and modules

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Fuel Injection

Fuel Injection

Pumps, Injectors, Lift Pumps, Filters, additives and everything else!
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Engines and Cylinder Heads

Engines and Cylinder Heads

Complete engines and cylinder heads

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Intake & Exhaust

Intake & Exhaust

Air intake and exhaust parts
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Turbochargers & Parts

Turbochargers & Parts

Turbocharger kits, parts, and installation components
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Engine Internals

Engine Internals

6.2 6.5L engine rebuild parts and upgrades
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Gaskets and Seals

Gaskets and Seals

Individual gaskets and kits

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Engine External

Engine External

External parts and accessories related to the 6.2 or 6.5L diesel engine
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Gauges & Monitoring

Gauges & Monitoring

Gauges, pods, monitors, and sensors
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