Performance Design - Service Parts

Coupler, Air intake, Carbon TRc C6 Corvette

Mon, 13 Jul 2026 11:07:43 GMT

Coupler, Air intake, Carbon TRc C6 Corvette
Buy Now: $39.99

Eases installation of a Carbon TRc in a C6 Corvette LS3 or LS7 by coupling the Nick Williams 103mm throttle body to the factory air intake system. Aftermarket air intake systems may require some modification. Includes two clamps.

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XS Intake Manifold Hardware Kit

Mon, 20 Oct 2025 06:24:15 GMT

XS Intake Manifold Hardware Kit
Buy Now: $83.99

Includes:
Fuel inlet tube
CPS fitting, o-ring and screws
PCV fitting, o-ring and screws
Cylinder head mounting bolts
Cylinder head mounting bolt o-rings
Fuel rail plugs
Coil bolts
Coil washers
Coil spacers
Map sensor screw
Threadlocker

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C8 Corvette Carbon pTR installation kit

Tue, 5 Aug 2025 11:06:04 GMT

C8 Corvette Carbon pTR installation kit
Buy Now: $399.99

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-6 ORB Plug

Mon, 31 Mar 2025 13:18:02 GMT

-6 ORB Plug
Buy Now: $5.49

-6 ORB Hex drive plug, black

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Injector drill bushing kit

Mon, 20 Jan 2025 10:27:24 GMT

Injector drill bushing kit
Buy Now: $25.99

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Carbon HR/pTR Hybrid Plenum Plate

Wed, 11 Sep 2024 12:05:56 GMT

Carbon HR/pTR Hybrid Plenum Plate
Buy Now: $69.99

Plate only from the Carbon HR/pTR hybrid. Black anodized.

Bond to HR with RTV

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Belt Tensioner Relocation Bracket

Mon, 5 Aug 2024 10:03:54 GMT

Belt Tensioner Relocation Bracket
Buy Now: $49.99

Moves belt tensioner outboard for additional clearance to throttle body when installing the XS LS3 intake manifold on a 2010-2012 Camaro LS3/L99.

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XS Intake Manifold fuel injector harness

Wed, 31 Jul 2024 11:55:53 GMT

XS Intake Manifold fuel injector harness
Buy Now: $9.99

Replacement fuel injector harness for XS intake manifold.

Includes:
Harness
Grommet

Requires connector assembly after installation into the intake manifold's lower shell.

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XS Intake Manifold 90 Degree Swivel Fuel Inlet Fitting

Wed, 12 Jun 2024 07:32:54 GMT

XS Intake Manifold 90 Degree Swivel Fuel Inlet Fitting
Buy Now: $29.99

The 90 degree swivel fitting for XS intake manifold replaces the straight fitting for improved clearance to aftermarket valve covers, coil covers, or other accessories. This direct replacement fitting installs in the fuel rail and has a factory quick disconnect fitting to attach your fuel line.

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XS Intake Manifold Carbon Fiber Trim

Tue, 21 May 2024 11:07:20 GMT

XS Intake Manifold Carbon Fiber Trim
Buy Now: $99.99

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