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Top Street Performance
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LS & LT Parts

Collection: LS & LT Parts

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  • Top Street Performance Standalone Wiring Harness for Drive-by-Wire LY6/L92 - '09 17-pin Standalone Wiring Harness for Drive-by-Wire LY6/L92 - '05-'08 15 pin
    Standalone Wiring Harness for Drive-by-Wire LY6/L92 - '05-'08 15 pin

    Standalone Wiring Harness for Drive-by-Wire LY6/L92 - '05-'08 15 pin---

    Save $66.67

    Standalone Wiring Harness for Drive-by-Wire LY6/L92 - '05-'08 15 pin

    Vendor:
    Top Street Performance
    SKU: WH1214-2
    Regular price $488.88
    Sale price $488.88 Regular price $555.55
    Unit price /  per 
    Save $66.67
  • Top Street Performance Standalone Wiring Harness for Drive-by-Wire LY6/L92 - '09 17-pin Standalone Wiring Harness for Drive-by-Wire LY6/L92 - '09 17-pin
    Standalone Wiring Harness for Drive-by-Wire LY6/L92 - '09 17-pin

    Standalone Wiring Harness for Drive-by-Wire LY6/L92 - '09 17-pin---

    Save $66.67

    Standalone Wiring Harness for Drive-by-Wire LY6/L92 - '09 17-pin

    Vendor:
    Top Street Performance
    SKU: WH1214-3
    Regular price $488.88
    Sale price $488.88 Regular price $555.55
    Unit price /  per 
    Save $66.67
  • Top Street Performance LS/LT OE Style Retrofit Trunnion Upgrade Kit, Needle Bearing Set LS/LT OE Style Retrofit Trunnion Upgrade Kit, Needle Bearing Set
    LS/LT OE Style Retrofit Trunnion Upgrade Kit, Needle Bearing Set

    LS/LT OE Style Retrofit Trunnion Upgrade Kit, Needle Bearing Set---

    Save $16.80

    LS/LT OE Style Retrofit Trunnion Upgrade Kit, Needle Bearing Set

    Vendor:
    Top Street Performance
    SKU: 60801
    Regular price $123.20
    Sale price $123.20 Regular price $140.00
    Unit price /  per 
    Save $16.80
  • Top Street Performance TSP Forged 5150 LS Turbocharged Stage 2 Camshaft - Engine Camshaft TSP Forged 5150 LS Turbocharged Stage 2 Camshaft
    TSP Forged 5150 LS Turbocharged Stage 2 Camshaft

    TSP Forged 5150 LS Turbocharged Stage 2 Camshaft---

    Save $52.50

    TSP Forged 5150 LS Turbocharged Stage 2 Camshaft

    Vendor:
    Top Street Performance
    SKU: 75313
    Regular price $385.00
    Sale price $385.00 Regular price $437.50
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  • Top Street Performance TSP Forged 5150 LS Turbocharged Stage 1 Camshaft - Engine Camshaft TSP Forged 5150 LS Turbocharged Stage 1 Camshaft
    TSP Forged 5150 LS Turbocharged Stage 1 Camshaft

    TSP Forged 5150 LS Turbocharged Stage 1 Camshaft---

    Save $52.50

    TSP Forged 5150 LS Turbocharged Stage 1 Camshaft

    Vendor:
    Top Street Performance
    SKU: 75314
    Regular price $385.00
    Sale price $385.00 Regular price $437.50
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  • Top Street Performance TSP Forged 5150 LS Turbocharged Stage 3 Camshaft - Engine Camshaft TSP Forged 5150 LS Turbocharged Stage 3 Camshaft
    TSP Forged 5150 LS Turbocharged Stage 3 Camshaft

    TSP Forged 5150 LS Turbocharged Stage 3 Camshaft---

    Save $52.50

    TSP Forged 5150 LS Turbocharged Stage 3 Camshaft

    Vendor:
    Top Street Performance
    SKU: 75315
    Regular price $385.00
    Sale price $385.00 Regular price $437.50
    Unit price /  per 
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  • Top Street Performance GM LS Cathedral Port V Series Billet Aluminum Mid-Rise Intake Manifold - Natural GM LS Cathedral Port V Series Billet Aluminum Hi-Rise Intake Manifold - Natural
    GM LS Cathedral Port V Series Billet Aluminum Hi-Rise Intake Manifold - Natural

    GM LS Cathedral Port V Series Billet Aluminum Hi-Rise Intake Manifold - Natural---

    Save $398.01

    GM LS Cathedral Port V Series Billet Aluminum Hi-Rise Intake Manifold - Natural

    Vendor:
    Top Street Performance
    SKU: 81407
    Regular price $2,918.75
    Sale price $2,918.75 Regular price $3,316.76
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  • Top Street Performance GM LS Cathedral Port V Series Billet Aluminum Mid-Rise Intake Manifold - Black GM LS Cathedral Port V Series Billet Aluminum Hi-Rise Intake Manifold - Black
    GM LS Cathedral Port V Series Billet Aluminum Hi-Rise Intake Manifold - Black

    GM LS Cathedral Port V Series Billet Aluminum Hi-Rise Intake Manifold - Black---

    Save $621.89

    GM LS Cathedral Port V Series Billet Aluminum Hi-Rise Intake Manifold - Black

    Vendor:
    Top Street Performance
    SKU: 81407BK
    Regular price $4,560.55
    Sale price $4,560.55 Regular price $5,182.44
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  • GM LS No A/C Serpentine Front Drive System Brackets, Pulleys, and Belt Tensioner - Black---

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    GM LS No A/C Serpentine Front Drive System Brackets, Pulleys, and Belt Tensioner - Black

    Vendor:
    Top Street Performance
    SKU: 81210-2BK
    Regular price $1,323.23
    Sale price $1,323.23 Regular price $1,803.68
    Unit price /  per 
    Sold out
  • Top Street Performance Pro Series LSX Cylinder Head 12-point Stud Kit - Cylinder Head Stud Pro Series LSX Cylinder Head 12-point Stud Kit
    Pro Series LSX Cylinder Head 12-point Stud Kit

    Pro Series LSX Cylinder Head 12-point Stud Kit---

    Save $22.29

    Pro Series LSX Cylinder Head 12-point Stud Kit

    Vendor:
    Top Street Performance
    SKU: 734-81960
    Regular price $163.45
    Sale price $163.45 Regular price $185.74
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  • Velocity GM LS 102mm Fly-by-Wire Billet Aluminum Throttle Body Housing - Polished---

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    Velocity GM LS 102mm Fly-by-Wire Billet Aluminum Throttle Body Housing - Polished

    Vendor:
    Top Street Performance
    SKU: 81041P
    Regular price $440.00
    Sale price $440.00 Regular price $500.00
    Unit price /  per 
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  • Top Street Performance GM LS V8 1.9 HP Mini Starter - Chrome - for street and performance builds GM LS V8 1.9 HP Mini Starter - Chrome
    GM LS V8 1.9 HP Mini Starter - Chrome

    GM LS V8 1.9 HP Mini Starter - Chrome---

    Save $34.19

    GM LS V8 1.9 HP Mini Starter - Chrome

    Vendor:
    Top Street Performance
    SKU: JM7009C
    Regular price $258.04
    Sale price $258.04 Regular price $292.23
    Unit price /  per 
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  • Top Street Performance 03-07 GM LS Truck EV6 Injector Drive-by-Wire Engine and 4L80E Transmission Wiring Harness 03-07 GM LS Truck EV6 Injector Drive-by-Wire Engine and 4L80E Transmission Wiring Harness
    03-07 GM LS Truck EV6 Injector Drive-by-Wire Engine and 4L80E Transmission Wiring Harness

    03-07 GM LS Truck EV6 Injector Drive-by-Wire Engine and 4L80E Transmission Wiring Harness---

    Save $66.67

    03-07 GM LS Truck EV6 Injector Drive-by-Wire Engine and 4L80E Transmission Wiring Harness

    Vendor:
    Top Street Performance
    SKU: WH1212-1
    Regular price $488.88
    Sale price $488.88 Regular price $555.55
    Unit price /  per 
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  • Top Street Performance GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Satin GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Satin
    GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Satin

    GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Satin---

    Save $62.58

    GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Satin

    Vendor:
    Top Street Performance
    SKU: JM8083-3
    Regular price $458.85
    Sale price $458.85 Regular price $521.43
    Unit price /  per 
    Save $62.58
  • Top Street Performance GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished
    GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished

    GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished---

    Save $68.58

    GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished

    Vendor:
    Top Street Performance
    SKU: JM8083-3P
    Regular price $502.85
    Sale price $502.85 Regular price $571.43
    Unit price /  per 
    Save $68.58
  • Top Street Performance GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Black GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Black
    GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Black

    GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Black---

    Save $68.58

    GM LT Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Black

    Vendor:
    Top Street Performance
    SKU: JM8083-3BK
    Regular price $502.85
    Sale price $502.85 Regular price $571.43
    Unit price /  per 
    Save $68.58
  • Top Street Performance GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Satin GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Satin
    GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Satin

    GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Satin---

    Save $62.58

    GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Satin

    Vendor:
    Top Street Performance
    SKU: JM8083-2
    Regular price $458.85
    Sale price $458.85 Regular price $521.43
    Unit price /  per 
    Save $62.58
  • Top Street Performance GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished
    GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished

    GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished---

    Save $68.58

    GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished

    Vendor:
    Top Street Performance
    SKU: JM8083-2P
    Regular price $502.85
    Sale price $502.85 Regular price $571.43
    Unit price /  per 
    Save $68.58
  • Top Street Performance GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Black GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Black
    GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Black

    GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Black---

    Save $68.58

    GM LT Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Black

    Vendor:
    Top Street Performance
    SKU: JM8083-2BK
    Regular price $502.85
    Sale price $502.85 Regular price $571.43
    Unit price /  per 
    Save $68.58
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