Turbochargers

When you are ready for the next level, we have what you need!

Shop Turbos

6.5L Parts Specialists

We have you covered!

Shop Engine Internals
Quadstar GEP Optimizer 6500

Complete Engines

We stock complete Optimizer engines and parts thereof

Shop Engines

Reliability

When factory parts fail, we have a solution!

Shop Engine External

ARP Fastners

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

Shop ARP
Quadstar GEP Optimizer 6500

In House Tuning

International Shipping

Frequent New Products

Constantly Innovating

Featured Items

NEW or Featured Items

Show more
Sale
6.5L High Flow Water Pump
Quadstar Tuning

6.5L High Flow Water Pump

In stock
$265.00 USD
$289.97 USD $265.00 USD
Sale
6.5L DB2 Throttle Cable
Quadstar Tuning

6.5L DB2 Throttle Cable

In stock
$122.57 USD
$129.99 USD $122.57 USD
6.5L ARP Exhaust Manifold Bolt Kit
ARP

6.5L ARP Exhaust Manifold Bolt Kit

In stock
From $129.99 USD
Cometic MLS 6.5L Head Gasket
Cometic Gaskets

Cometic MLS 6.5L Head Gasket

In stock
$150.00 USD
ARP Oil Pan Bolt Kit
ARP

ARP Oil Pan Bolt Kit

In stock
$69.97 USD
6.5L Gapless Piston Ring Kit
Total Seal

6.5L Gapless Piston Ring Kit

In stock
$400.00 USD
Piston Ring Squaring Tool
Quadstar Tuning

Piston Ring Squaring Tool

In stock
$24.97 USD
Piston Ring Compressor
Quadstar Tuning

Piston Ring Compressor

In stock
$27.97 USD

Products by Collection

All collections
Cooling

Cooling

Radiators, oil cooler lines, transmission coolers and all related components
Shop Cooling
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!
Shop Custom Tuning
Engine Electronics

Engine Electronics

Sensors, wiring, charging, and modules

Shop Engine Electronics
Fuel Injection

Fuel Injection

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

Engines and Cylinder Heads

Complete engines and cylinder heads

Shop Engines and Cylinder Heads
Intake & Exhaust

Intake & Exhaust

Air intake and exhaust parts
Shop Intake & Exhaust
Turbochargers & Parts

Turbochargers & Parts

Turbocharger kits, parts, and installation components
Shop Turbochargers & Parts
Engine Internals

Engine Internals

6.2 6.5L engine rebuild parts and upgrades
Shop Engine Internals
Gaskets and Seals

Gaskets and Seals

Individual gaskets and kits

Shop Gaskets and Seals
Engine External

Engine External

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

Gauges & Monitoring

Gauges, pods, monitors, and sensors
Shop Gauges & Monitoring

All Products

Shop All Products