Southern Performance Systems

Phone: 678-482-0866

Today's Muscle Engines for Yesterday's Cars

SPS is a Chevrolet Performance Authorized Reseller

Our Limited Shipment of LS3 Engines have Sold Out.

DUE TO SELLING OUT OUR SUPPLY SOONER THEN EXPECTED, WE ARE NOW TAKING 'PRE'-ORDERS AT THE PRICES LISTED ON THIS PAGE.

Purchases will continue to be 1st come, 1st serve however you can lock in your prcie with a 20% deposit.

Specials runs until 5PM EST on October 29th 2021.

20% Deposit Required to Lock in Limited Pricing via PayPa. Final Payment MUST be received within 2 weeks of deposit via Cash-Check-Money Order.

CALL 678-482-0866 TO SECURE YOUR LS3 ENGINE PACKAGE.

Free Shipping when paid in-full at time of purchase to Business address or for Dock Pickup. No residential deliveries. Additional fee for lift gate service.

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ProStreet LS376/430 Turnkey

Southern Performance System’s ProStreet LS376/430 our most popular entry-level Turnkey Engine Package because it provides the best bang for your buck at 430 horsepower. Designed for anyone that is building a Pro Touring or classic Street Rod that they plan for everyday use or weekend cruiser.

The ProStreet LS376/430 Series includes:
New LS376/430 Crate Engine
ProStreet Factory Style Serpentine System
Application Specific Oil Pan
Custom Engine Management Wire Harness
ECM with Custom Programming
MAF Meter, Oxygen Sensors, Water Temp Sensor, and Others
Automatic or Manual Transmission

ProStreet LS376/430 with 4L70E Transmission

ProStreet LS376/430 package with SuperMatic 4L70E Transmission, Flexplate, Bolts, Torque Conveter, and Programmed TCM.

ProStreet LS376/430 w/Tremec T56 Magnum Transmission

ProStreet LS376/430 package with Tremec T56 Magnum Transmission, Clutch Plressure Plate Assembly, Flywheel, Release Bearin and Bolts.

ProStreet LS376/430 with 4L60E Transmission

ProStreet LS376/430 package with SuperMatic 4L60E Transmission, Flexplate, Bolts, Torque Conveter, and Programmed TCM.

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ProStreet LS376/480 Turnkey

Southern Performance System’s ProStreet LS376/495 our most popular entry-level Turnkey Engine Package because it provides the best bang for your buck at 495 horsepower. Designed for anyone that is building a Pro Touring or classic Street Rod that they plan for everyday use or weekend cruiser.

The ProStreet LS376/480 Series includes:
New LS376/480 Crate Engine
ProStreet Factory Style Serpentine System
Application Specific Oil Pan
Custom Engine Management Wire Harness
ECM with Custom Programming
MAF Meter, Oxygen Sensors, Water Temp Sensor, and Others
Automatic or Manual Transmission

ProStreet LS376/480 with 4L70E Transmission

ProStreet LS376/480 package with SuperMatic 4L70E Transmission, Flexplate, Bolts, Torque Conveter, and Programmed TCM.

ProStreet LS376/480 w/Tremec T56 Magnum Transmission

ProStreet LS376/480 package with Tremec T56 Magnum Transmission, Clutch Plressure Plate Assembly, Flywheel, Release Bearin and Bolts.

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ProStreet LS376/525 Turnkey

Southern Performance System’s ProStreet LS376/525 our most popular entry-level Turnkey Engine Package because it provides the best bang for your buck at 525 horsepower. Designed for anyone that is building a Pro Touring or classic Street Rod that they plan for everyday use or weekend cruiser.

The ProStreet LS376/525 Series includes:
New LS376/525 Crate Engine
ProStreet Factory Style Serpentine System
Application Specific Oil Pan
Custom Engine Management Wire Harness
ECM with Custom Programming
MAF Meter, Oxygen Sensors, Water Temp Sensor, and Others
Automatic or Manual Transmission

ProStreet LS376/525 with 4L70E Transmission

ProStreet LS376/525 package with SuperMatic 4L70E Transmission, Flexplate, Bolts, Torque Conveter, and Programmed TCM.

ProStreet LS376/525 w/Tremec T56 Magnum Transmission

ProStreet LS376/525 package with Tremec T56 Magnum Transmission, Clutch Plressure Plate Assembly, Flywheel, Release Bearin and Bolts.

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Street Rod Serpentine Systems

Complete Billet Aluminum Street Rod Serpentine System for your classic car!

This kit is great for those that have clearance issues with the frame and crossmember. The system includes brackets for AC, Alternator, & Power Steering. Also includes tensioners, pulleys, A/C compressor, alternator, power steering pump with mini reservoir, water pump, and Fluidampr balancer.

Available in with either a Polished Finish or Black Anodized Finish.

Regularly priced at $2,695.00

Upgrade Price from ProStreet: $1,400.00

Special Price: $2,495.00
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ProStreet Serpentine Systems

Southern Performance Systems offers a Complete ProStreet Serpentine System for your Pro Touring Street Machine! This kit is great for those that have clearance issues with the frame and crossmember. The kit's brackets are made from cast aluminum which give your engine a "Modern Factory" look. This system includes brackets for AC, Alternator, & Power Steering. Also includes tensioners, pulleys, A/C compressor, alternator, power steering pump and reservoir.

The ProStreet Serpentine Kit is designed for the 3 most common LS-Series Balancers & Water Pumps, the Corvette, the F-Body Camaro, and the Vortec Truck/2010 Camaro (VVT).

Includes
PoStreet A/C Bracket, ProStreet Alternator / Power Steering Bracket, Sanden Style 508 Compressor, Factory Alternator, Power Steering Pump, Power Steering Pulley, Belt Tensioner, Plastic Reservoir, 6-Rib Serpentine Belt

Special Price: $1,095.00
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Billet Air Cleaner with built-in
Mass Air Flow Meter

The return of the Hidden Mass Meter Billet Air Cleaner with New and improved design. Designed to work with 4 bolt LS engine throttle body, these new billet air cleaners bolt directly to the throttle body and are sealed with special o-rings. Good for up to 535 HP. Includes Billet MAF Housing, MAF, Filter, and Hardware.
Available Finishes: Machine - Polished - Black Anodized. Filters available in Red - Black - Blue.

Special Price Machined: $375.00

Special Price Pol/Black: $395.00
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2-Piece 'Hidden Coil' Finned Valve Covers

2-piece LS valve covers designed to help easily hide and mount LS2 style coils underneath the included over-covers for a clean look. Also features a baffled stock-style ventilation set-up.

-Fits LS-based Engines
-Accepts Gen 1 (ACDelco D580) & Gen 5 (ACDelco D510C) Ignition Coils*
-Finned Cover
-Available in Polished or Black Finish

*Coils Not Included

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2-Piece 'Hidden Coil' Smooth Valve Covers

2-piece LS valve covers designed to help easily hide and mount LS2 style coils underneath the included over-covers for a clean look. Also features a baffled stock-style ventilation set-up.

-Fits LS-based Engines
-Accepts Gen 1 (ACDelco D580) & Gen 5 (ACDelco D510C) Ignition Coils*
-Smooth Cover
-Available in Polished or Black Finish

*Coils Not Included

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LS Valve Covers with Mounted Coils

These tall, cast aluminum valve covers are a great way to improve the look of your LS engine, without any radical changes to its configuration. The cover has an increased height to allow for added valvetrain clearance and features studs for mounting LS coils with 72mm bolt spacing. It also features a baffled stock-style ventilation set-up and finish-matched oil fill cap.

-Fits LS-based Engines
-Includes Red Ignition Coils
-Includes ARP Stainless Steel Bolts
-Available in Polished or Black Finish

Retails for $572.00-$596.00

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LS Valve Covers with Coil Mounts

These tall, cast aluminum valve covers are a great way to improve the look of your LS engine, without any radical changes to its configuration. The cover has an increased height to allow for added valvetrain clearance and features studs for mounting LS coils with 72mm bolt spacing. It also features a baffled stock-style ventilation set-up and finish-matched oil fill cap.

-Fits LS-based Engines
-Accepts Gen 5 (ACDelco D510C) Ignition Coils*
-Available in Polished or Black Finish

*Coils Not Included