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 Cottons Performance Center
 105 Walnut St.
 Agawam, MA 01001
 Ph:  (413) 789-0531
 Fx:  (413) 789-0401
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Eaton 30 Spline Posi Carrier
Product ID: ETN30
Eaton 30 Spline Posi Carrier
 
Big torque doesn't have to mean big traction problems. Eaton Posi Performance differentials combine carbon friction discs with precision-forged gears to give you great traction, even under higher torque loads. Plus, the carbon friction discs produce smooth, quiet performance for the life of your vehicle. ** WILL REQUIRE OVERSIZED BEARINGS LISTED IN THIS SECTION FOR PROPER INSTALLATION.
List Price: $479.00
Price: $479.00

2.5" Dual Exhaust, stainless steel
Product ID: EX100SS

Details 

This dual 2.5" stainless-steel exhaust system, comes with everything needed from the back of the cat to the tip of the tailpipes, mandrel bent with SS Magnaflow mufflers with all necessary mounting hardware. Mufflers will now be located in front of the axle with tail pipes exiting in the stock location. If using the stock trans located hanger, mild mods to the hanger may be necessary. This is one of the quietest systems available and is a Cotton's exclusive system. Mufflers come with a limited lifetime warranty.

     *** all exhaust system will cost a minimum of $35.00 plus shipping to most US locations***

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List Price: $659.00
Price: $659.00

O2 bung Plug
Product ID: ex101
O2 bung Plug
 
Plug installs into O2 sensor bung when sensor is not needed. stainless steel
List Price: $10.00
Price: $10.00

O2 Bung
Product ID: EX102
O2 Bung
 
18mm X 1.5 Weld-on bung for adding Oxygen sensors to your exhaust. stainless steel
List Price: $10.00
Price: $10.00

Copper Header Gasket Set
Product ID: EXC1

Details 

Copper header gaskets, great sealing power and will not blow out like asbestos aftermarket ones will. Always use when installing header to aluminum heads.
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List Price: $49.00
Price: $44.00

 
Product ID: EX-CAT
Catalytic Convertor
 
replacement catalytic convertor, high flow. Call with length needed, we custom build to spec.
List Price: $199.00
Price: $199.00

Tial 38mm External Wastegate
Product ID: EXWG0002

Details 

Tial 38mm External Wastegate has been proven to work reliably from medium to high power setups. The Tial 38mm wastegate bolt pattern is compatible with Turbonetics Deltagate style flanges.

  • 347 stainless steel alloy for valve and housing
  • High temperature silicone Nomex reinforced diaphram
  • Stainless steel actuator spring for consistent pressure/force
  • Nitronic stainless steel for valve seat and valve bushing
  • Includes higher level gates and hardware and fittings
List Price: $249.00
Price: $229.00

NewGen External Wastegate
Product ID: EXWG10733
NewGen External Wastegate
 
A totally new concept from Turbonetics! The NewGen's swing valve design is unique for a remote type of wastegate that offers a clear exhaust path to regulate gases (as opposed to a poppet type wastegate) to maintain and control operating boost pressure. The NewGen wastegate features V-band type connection, a billet cap, a cast stainless base, and a 2" inconel swing valve and has the capability to control 1000+ HP. During R&D testing, the NewGen wastegate outflowed the nearest competitor by 50%. Installation is made easy with stainless steel Turbonetics V-band clamps on both inlet and discharge outlets
List Price: $950.00
Price: $719.00

Evolution External Wastegate
Product ID: EXWG10780
Evolution External Wastegate
 
The new Turbonetics Evolution redefines performance for external mounted boost control. Utilizing the latest technology in flow design and materials, the Evolution features an investment cast 304 stainless body designed with computer flow analysis. "Nitronic 60" stainless steel one-piece valve, and polished aluminum billet cap. Nearly 25% smaller than the Deltagate, it is sized to fit into the tightest turbo systems. Fitted with a rolling type diaphragm and floating valve seat, it is equipped to comfortably handle 400+ HP and out flows the competition by almost 20%
List Price: $345.15
Price: $299.00

NewGen HP External Wastegate
Product ID: EXWG11105

Details 

The HP Newgen was built to withstand the enormous back pressures that can occur when boost is the only way to more power. This is especially true when maximum compressor wheel sizes are enforced for certain racing classes. The HP Newgen is built with even more bomb proof components to ensure accurate boost control at the highest pressure ratios.

 Horsepower Rating: 1000hp (30psi+)

List Price: $995.00
Price: $899.00

RG-45 External Wastegate
Product ID: EXWG11240

Details 

The brand new RG-45 replaces the legendary Racegate in our wastegate lineup. Built with the latest technology such as stainless steel base, inconel high temp valve, high temp fluro-silicone diaphragm, and v-band connections all in a very small frame size. Like its name suggests, the gate has a 1.77''/45mm valve and is good for powerplants making up to 750 HP.

RG-45 features the following:   

  • 45mm valve - perfect for 400-800 HP
  • Directed Flow Technology - exclusive valve design "directs" the exhaust energy
  • Investment cast stainless steel - corrosion resistance and superior strength
  • V-band inlet & discharge - for easy installation
  • Mutiple boost/vacuum ports - for clean installation
  • 5 to 50+ psi boost regulating capability
  • Complete hardware kit included
List Price: $550.00
Price: $449.00

Tial 44m External Wastegate
Product ID: EXWG44.5s

Details 

The Tial 44mm wastegates valve and valve housing are made of 347 Stainless Steel Alloy. The actuator diaphragm is reinforced with high temperature silicone nomex. 17-7 PH Stainless Steel actuator spring gives consistent pressure at high temperature, resists "relaxing" at temperature to 900F (483C). Nitronic 60 Stainless Steel is used for the valve seat, and valve bushing the same material used in the higher level gates for reliability and longevity. Wastegates shipped with air fittings and stainless hardware.
List Price: $445.00
Price: $419.00

Intank Fuel Pump
Product ID: F20000169

Details 

Walbro's stock style replacement pump

Price: $119.00

FACTORY AIR INTAKE ASSEMBLY
Product ID: faia

Details 

This is a used complete FACTORY AIR INTAKE ASSEMBLY in good condition
Price: $150.00

3 Bar Map Sensor
Product ID: FEL3BAR
3 Bar Map Sensor
 
Price: $81.00

USED - FAST BANK 2 BANK
Product ID: FELB2B

Details 

computor box, Buick V6 jumper harness, WBO2 sensor, software and comm. cable for your laptop
List Price: $2,195.00
Price: $1,250.00

 
Product ID: FUE100
Staged Double Pump Fuel System
 

 ***CURRENTLY OUT OF STOCK***

twin Walbro fuel pumps mounted on a new fuel tank hanger, complete with all wiring and instructions needed to install.

Price: $0.00

Accufab Adjustable Fuel Regulator
Product ID: FUE102

Details 

Adjustable and Boost Sensitive...
Price: $129.00

Accufab 65mm Throttlebody
Product ID: FUE165

Details 

all billet construction and polished for that top quality show look.
List Price: $249.00
Price: $249.00

Accufab 70mm Throttlebody
Product ID: FUE170

Details 

billet throttlebody upgrade, polished
Price: $299.00

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Jack Cotton's 8.90 @ 154MPH 1986 Buick
 T-Type