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Quadstar Tuning LLC

Cooling Engine Fuel System Gauges and Monitoring Intake & Exhaust Tuning Transmission and Driveline Turbochargers Miscellaneous

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215 Products

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In stock 187
Out of stock 34

The highest price is $9,400.00

$ From

$ To

Airdog 2
Alliant Power 3
AM General 56
ARP 16
Autometer 3
BD Diesel 2
Bosch 4
Clevite Mahle 11
Cometic Gaskets 4
Crazy Mater Fab 5
Diamond Eye 2
DieselSite 14
Dipaco 1
Dorman 3
EDGE Products 1
Energy Suspension 2
FASS 1
Flight Systems 3
Fluidampr 1
Harland Sharp 1
Hotshot's Secret 1
Isky 1
Mahle 1
Melling 1
Powermaster 1
ProMaxx 1
Quadstar Tuning 62
SCAT 1
STANADYNE 10
Total Seal 1

Sale

Diamond Eye

2.5" Exhaust Crossover Pipe

Out of stock

Regular price $129.97 USD

Regular price ~~$162.99 USD~~ Sale price $129.97 USD
Sale

Diamond Eye

4 Inch Quiet Tone Muffler

Out of stock

Regular price $165.00 USD

Regular price ~~$240.00 USD~~ Sale price $165.00 USD
Quadstar Tuning

4" Intake Tube for K47 Airbox

In stock

Regular price $149.99 USD
Quadstar Tuning

6' Extension Harness for Black PMD

In stock

Regular price $32.99 USD
Sale

ARP

6.2 6.5L ARP Pro 2000 Head Stud Kit

In stock

Regular price $755.00 USD

Regular price ~~$795.00 USD~~ Sale price $755.00 USD
Clevite Mahle

6.2 6.5L Cam Bearings

Out of stock

Regular price $39.99 USD
Sale

AM General

6.2 or 6.5L DB2 Injector Line Set

In stock

Regular price $230.00 USD

Regular price ~~$300.00 USD~~ Sale price $230.00 USD
Pre-order

Quadstar Tuning

6.2/6.5 Diesel 6L80E/6L90E 6 Speed Conversion Kit

Coming soon

Pre-order Regular price $2,650.00 USD
Quadstar Tuning

6.2L DB2 Injection Pump

Only 2 left

Regular price $725.00 USD
DieselSite

6.5 FAN & CLUTCH COMBO

In stock

Regular price $299.00 USD
Sale

Quadstar Tuning

6.5L 2/0 Battery Cable Upgrade Kit

In stock

Regular price $225.00 USD

Regular price ~~$240.00 USD~~ Sale price $225.00 USD
Quadstar Tuning

6.5L 4 Inch Exhaust Kit

In stock

Regular price From $385.00 USD
Quadstar Tuning

6.5L Accelerator Pedal Assembly

Only 1 left

Regular price $159.97 USD
DieselSite

6.5L Alternator Pulley

In stock

Regular price $42.00 USD
ARP

6.5L ARP Exhaust Manifold Bolt Kit

In stock

Regular price From $129.99 USD
ARP

6.5L ARP Intake Manifold Bolt Kit

In stock

Regular price $129.99 USD
ARP

6.5L ARP P400 Main Stud Kit

Only 2 left

Regular price $349.97 USD
ARP

6.5L ARP P400 Rod Bolt Kit

In stock

Regular price $224.97 USD
Quadstar Tuning

6.5L Billet 4L80E Torque Converter

Only 2 left

Regular price $675.00 USD
DieselSite

6.5L BILLET STEEL FLEX PLATE

In stock

Regular price $495.00 USD
DieselSite

6.5L Blue Ribbon Oil Cooler Kit

In stock

Regular price $329.00 USD
Sale

AM General

6.5L Camshaft

Out of stock

Regular price $499.99 USD

Regular price ~~$549.99 USD~~ Sale price $499.99 USD
AM General

6.5L Camshaft End Bolt Washer

In stock

Regular price $4.82 USD
AM General

6.5L Camshaft or Crankshaft Key

Out of stock

Regular price $1.00 USD

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About us

Quadstar Tuning is a small business focused on providing the highest quality parts for the 6.5L Turbo Diesel platform. We specialize in tuning but also offer a wide selection of other products.

Check back frequently as things are always changing!

Thank you for considering us for your build!

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