Performance Design - Products by Engine / LS3/L92 or LS7

XS LS3 Bundle - Intake Manifold & Valve Covers

Wed, 19 Feb 2025 07:29:09 GMT

XS LS3 Bundle - Intake Manifold & Valve Covers
Buy Now: $1,719.98

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Carbon pTR LS7 Intake and Valve Cover Bundle

Wed, 19 Feb 2025 07:22:23 GMT

Carbon pTR LS7 Intake and Valve Cover Bundle
Buy Now: $2,119.98

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Carbon pTR LS3 Intake and Valve Cover Bundle

Mon, 10 Feb 2025 09:26:48 GMT

Carbon pTR LS3 Intake and Valve Cover Bundle
Buy Now: $2,119.98

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Carbon pTR LS3 Bundle - Intake Manifold, Fuel Rails & Throttle Body

Mon, 16 Sep 2024 12:30:26 GMT

Carbon pTR LS3 Bundle - Intake Manifold, Fuel Rails & Throttle Body
Buy Now: $2,259.98

Save $50 when you bundle the Carbon pTR, fuel rails and Nick Williams throttle body.

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Carbon pTR LS7 Bundle - Intake Manifold, Fuel Rails & Throttle Body

Mon, 16 Sep 2024 11:42:57 GMT

Carbon pTR LS7 Bundle - Intake Manifold, Fuel Rails & Throttle Body
Buy Now: $2,259.98

Save $50 when you bundle the Carbon pTR, fuel rails and Nick Williams throttle body.

Visit LS3/L92 or LS7 to see additional products in this category.

Nick Williams 112mm LS Throttle Body

Mon, 16 Sep 2024 10:48:02 GMT

Nick Williams 112mm LS Throttle Body
Buy Now: $899.99

Nick Williams Performance drive-by-wire throttle bodies are CNC precision-machined from billet aluminum to meet the demands for increased airflow on the drive-by-wire LSX performance engines. The 112mm throttle bodies require an aftermarket intake or adapter plate to fit the larger diameter throttle blade. The Nick Williams Performance drive-by-wire throttle bodies come completely assembled with bolts included.

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Nick Williams 103mm LS Throttle Body

Mon, 16 Sep 2024 10:39:49 GMT

Nick Williams 103mm LS Throttle Body
Buy Now: $690.00

Nick Williams 103mm drive-by-wire CNC billet throttle body for LS applications. This redesigned version replaces the previous 102mm boosted & non-boosted versions.

Nick Williams Performance drive-by-wire throttle bodies are CNC precision-machined from billet aluminum to meet the demands for increased airflow on the drive-by-wire LS performance engines. The 103mm throttle bodies require an aftermarket intake to fit the larger diameter throttle blade. They use a 6-pin late model connector that works with late model wiring harnesses. The Nick Williams Performance drive-by-wire throttle bodies come completely assembled with bolts inlcuded.

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Carbon HR/pTR Hybrid Intake Manifold Kit LS3 LS7

Mon, 5 Aug 2024 11:25:57 GMT

Carbon HR/pTR Hybrid Intake Manifold Kit LS3 LS7
Buy Now: $1,499.99

The Carbon pTR/HR hybrid uses our Carbon HR upper combined with the nylon lower from the pTR for reduced height in constrained applications (see layout drawing tab). Short velocity stacks are provided to clear the plenum which results in a total runner length of 6.5". Long and medium velocity stacks will not fit in this application.

The product is sold as an unassembled kit. You will receive:
-Carbon HR with black anodized billet aluminum sealing plate
-pTR lower assembly to suit your application
-Short velocity stack kit
-Stainless steel hardware
-Gaskets and seals

Follow standard Carbon pTR assembly instructions found in the upper right corner of this page.

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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 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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