ARP Starter Bolts
ARP stainless steel starter bolts for all 6.2L and 6.5L blocks! We recommend replacing bolts with the starter since the knurl wears out over time. These will ensure your new...
Sale price $1799 $17.99
Stainless Glow Plug Heat Shields
100% tig-welded 304 stainless steel replacements for your rotted out originals. These fit factory and upgraded glow plug harnesses to complete your maintenance job and build it like it should...
Sale price $5999 $59.99
6.5L VALVE COVER PLATE & STUD KIT
Valve Cover Hold Down Bracket to prevent warping and leaks. If you worked for the military in the past, you may have perfected the valve cover installation technique, but for most...
Regular price $19999 $199.99
Turbo Downpipe Exhaust Clamp
Stainless steel quick release style v-band clamp to replace or upgrade factory clamps. These feature a heavy duty design with larger 5/16" retaining bolt. The quick-release design also allows much easier...
Regular price $1799 $17.99
Valve Cover Stud Kit
Set of 16 Studs and matching nuts to replace factory valve cover stud/nut combos. Eliminate gasket alignment issues and facilitate quick/easy valve cover installation on your 6.2 or 6.5L diesel...
Regular price $3200 $32.00
Threaded Coolant Block Plate
Our custom coolant port block off plates. Perfect for adding gauges or sensors to the back of either cylinder head. Laser cut from 3/8" steel, they are thicker than a...
Sale price $1749 $17.49
6.5L CDR Valve
Brand New CDR Valve. PCV. This is the valve that sits on the passenger side valve cover of the 6.5L turbo diesel, it is the most likely cause for excessive...
Regular price $9500 $95.00
Battery Relocation Tray
A heavy steel battery tray used to safely move your passenger front battery to the side of the fender. This is a common change to make in order to re-locate...
Regular price $6994 $69.94
6.5L Starter Bracket
This is a replacement for the 6.5L diesel gear reduction style starter bracket/brace. This little guy is responsible from keeping your starter bolts from shearing off or even breaking the...
Regular price $2499 $24.99
Stanadyne Grey PMD
The latest revision Stanadyne Grey PMD #39405 with gold plated terminals Note, if you are replacing a black PMD with this style then you will either need to shave the...
Regular price $9499 $94.99
Lower Intake Manifold
We have a few of these pristine lower intake manifolds for 6.5 turbo diesels. They are sandblasted and 100% ready to paint, powder-coat, or bolt on as-is. No broken tabs...
Regular price $29997 $299.97
Center Turbo Oil Drain Blockoff Plate
This custom S plate is used to block off the oil ports on a 6.5L center turbo style engine block when the ports are not needed. Fits GM, GEP, IHI...
Regular price $1900 $19.00
ARP Crank Pulley Bolt Kit
6.5L Crankshaft Pulley Bolts Top off your billet or light weight crankshaft pulley install with our exclusive ARP bolt kit Features: High Grade ARP Stainless Steel hardware 6pt 13mm heads Torque bolts...
Regular price $2500 $25.00
Fluidampr Spacer Ring
This is the SPACER ONLY for a 6.2 or 6.5L Fluidampr. There are two part numbers for Fluidamprs for this application and both kits use the same damper but one...
Regular price $499 $4.99
Quadstar Tuning Gift Card
Shopping for someone else but not sure what to give them? Give them the gift of choice with a Quadstar Tuning LLC gift card. Gift cards are delivered by email...
Refurbished Thermostat Housings
We have a few various refurbished thermostat crossover housings available as replacement items for these parts that are NLA from GM. All of these are originally from 6.5 turbo motors...
Sale price $25000 $250.00
6.5L Rocker Arm Retainers
Set of 16 nylon rocker arm retainers for 6.5L factory shaft rockers
Sale price $3000 $30.00
