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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 Dual Electric Fan Upgrade Wiring Harness for 96-06 ECU Control Dual Electric Fan Upgrade Wiring Harness for 96-06 ECU Control
    Dual Electric Fan Upgrade Wiring Harness for 96-06 ECU Control

    Dual Electric Fan Upgrade Wiring Harness for 96-06 ECU Control---

    Save $5.01

    Dual Electric Fan Upgrade Wiring Harness for 96-06 ECU Control

    Vendor:
    Top Street Performance
    SKU: WH1111
    Regular price $36.67
    Sale price $36.67 Regular price $41.68
    Unit price /  per 
    Save $5.01
  • 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 4L60E 13-Pin Transmission Wiring Harness
    03-07 GM LS Truck EV6 Injector Drive-by-Wire Engine and 4L60E 13-Pin Transmission Wiring Harness

    03-07 GM LS Truck EV6 Injector Drive-by-Wire Engine and 4L60E 13-Pin Transmission Wiring Harness---

    Save $66.67

    03-07 GM LS Truck EV6 Injector Drive-by-Wire Engine and 4L60E 13-Pin Transmission Wiring Harness

    Vendor:
    Top Street Performance
    SKU: WH1212
    Regular price $488.88
    Sale price $488.88 Regular price $555.55
    Unit price /  per 
    Save $66.67
  • Top Street Performance 03-07 GM LS Truck EV6 Injector Drive-by-Wire Engine and 4L80E Transmission Wiring Harness 03-07 GM LS Truck Drive-by-Wire Engine and 4L60E 15-Pin Transmission Wiring Harness
    03-07 GM LS Truck Drive-by-Wire Engine and 4L60E 15-Pin Transmission Wiring Harness

    03-07 GM LS Truck Drive-by-Wire Engine and 4L60E 15-Pin Transmission Wiring Harness---

    Save $66.67

    03-07 GM LS Truck Drive-by-Wire Engine and 4L60E 15-Pin Transmission Wiring Harness

    Vendor:
    Top Street Performance
    SKU: WH1212-2
    Regular price $488.88
    Sale price $488.88 Regular price $555.55
    Unit price /  per 
    Save $66.67
  • Top Street Performance 2014 and Later GM LT L86/L83 Engine and 6L80E Transmission Wiring Harness 2014 and Later GM LT L86/L83 Engine and 6L80E Transmission Wiring Harness
    2014 and Later GM LT L86/L83 Engine and 6L80E Transmission Wiring Harness

    2014 and Later GM LT L86/L83 Engine and 6L80E Transmission Wiring Harness---

    Save $90

    2014 and Later GM LT L86/L83 Engine and 6L80E Transmission Wiring Harness

    Vendor:
    Top Street Performance
    SKU: WH1221
    Regular price $660.00
    Sale price $660.00 Regular price $750.00
    Unit price /  per 
    Save $90
  • Top Street Performance 2014 and Later GM LT L86/L83 Engine and Standard Transmission Wiring Harness 2014 and Later GM LT L86/L83 Engine and Standard Transmission Wiring Harness
    2014 and Later GM LT L86/L83 Engine and Standard Transmission Wiring Harness

    2014 and Later GM LT L86/L83 Engine and Standard Transmission Wiring Harness---

    Save $90

    2014 and Later GM LT L86/L83 Engine and Standard Transmission Wiring Harness

    Vendor:
    Top Street Performance
    SKU: WH1222
    Regular price $660.00
    Sale price $660.00 Regular price $750.00
    Unit price /  per 
    Save $90
  • Top Street Performance 2014 and Later GM LT L86/L83 Engine and 10L80/10L90 Transmission Wiring Harness 2014 and Later GM LT L86/L83 Engine and 10L80/10L90 Transmission Wiring Harness
    2014 and Later GM LT L86/L83 Engine and 10L80/10L90 Transmission Wiring Harness

    2014 and Later GM LT L86/L83 Engine and 10L80/10L90 Transmission Wiring Harness---

    Save $105

    2014 and Later GM LT L86/L83 Engine and 10L80/10L90 Transmission Wiring Harness

    Vendor:
    Top Street Performance
    SKU: WH1223
    Regular price $770.00
    Sale price $770.00 Regular price $875.00
    Unit price /  per 
    Save $105
  • Top Street Performance GM LS Cathedral Port V Series Billet Aluminum Low-Rise Intake Manifold - Black GM LS Cathedral Port V Series Billet Aluminum Low-Rise Intake Manifold - Black
    GM LS Cathedral Port V Series Billet Aluminum Low-Rise Intake Manifold - Black

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

    Save $599.39

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

    Vendor:
    Top Street Performance
    SKU: 81406BK
    Regular price $4,395.55
    Sale price $4,395.55 Regular price $4,994.94
    Unit price /  per 
    Save $599.39
  • Top Street Performance GM LS 102mm Aluminum Intake Manifold - Black - for street and performance builds GM LS 102mm Aluminum Intake Manifold - Black
    GM LS 102mm Aluminum Intake Manifold - Black

    GM LS 102mm Aluminum Intake Manifold - Black---

    Save $92.59

    GM LS 102mm Aluminum Intake Manifold - Black

    Vendor:
    Top Street Performance
    SKU: 81001BK
    Regular price $679.01
    Sale price $679.01 Regular price $771.60
    Unit price /  per 
    Save $92.59
  • Top Street Performance Velocity GM LS 102mm Fly-by-Wire Billet Aluminum Throttle Body Housing - Black Velocity GM LS 102mm Fly-by-Wire Billet Aluminum Throttle Body Housing - Black
    Velocity GM LS 102mm Fly-by-Wire Billet Aluminum Throttle Body Housing - Black

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

    Save $60

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

    Vendor:
    Top Street Performance
    SKU: 81041BK
    Regular price $440.00
    Sale price $440.00 Regular price $500.00
    Unit price /  per 
    Save $60

  • Velocity High-Flow Fuel Injectors for LS1, LS2, LS6, and 5.0L Coyote, 100 lbs/hr---

    Sold out

    Velocity High-Flow Fuel Injectors for LS1, LS2, LS6, and 5.0L Coyote, 100 lbs/hr

    Vendor:
    Top Street Performance
    SKU: 81050-100
    Regular price $527.33
    Sale price $527.33 Regular price $527.33
    Unit price /  per 
    Sold out
  • Top Street Performance Velocity High-Flow Fuel Injectors for LS1, LS2, LS6, and 5.0L Coyote, 130 lbs/hr Velocity High-Flow Fuel Injectors for LS1, LS2, LS6, and 5.0L Coyote, 130 lbs/hr
    Velocity High-Flow Fuel Injectors for LS1, LS2, LS6, and 5.0L Coyote, 130 lbs/hr

    Velocity High-Flow Fuel Injectors for LS1, LS2, LS6, and 5.0L Coyote, 130 lbs/hr---

    Velocity High-Flow Fuel Injectors for LS1, LS2, LS6, and 5.0L Coyote, 130 lbs/hr

    Vendor:
    Top Street Performance
    SKU: 81050-130
    Regular price $694.40
    Sale price $694.40 Regular price $694.40
    Unit price /  per 
  • Top Street Performance Velocity High-Flow Fuel Injectors for LS1, LS2, LS6, and 5.0L Coyote, 160 lbs/hr Velocity High-Flow Fuel Injectors for LS1, LS2, LS6, and 5.0L Coyote, 160 lbs/hr
    Velocity High-Flow Fuel Injectors for LS1, LS2, LS6, and 5.0L Coyote, 160 lbs/hr

    Velocity High-Flow Fuel Injectors for LS1, LS2, LS6, and 5.0L Coyote, 160 lbs/hr---

    Velocity High-Flow Fuel Injectors for LS1, LS2, LS6, and 5.0L Coyote, 160 lbs/hr

    Vendor:
    Top Street Performance
    SKU: 81050-160
    Regular price $816.67
    Sale price $816.67 Regular price $816.67
    Unit price /  per 
  • Top Street Performance GM LT Gen V to Small Block/Big Block Chevy Motor Mount Adapter Plates - Natural GM LT Gen V to Small Block/Big Block Chevy Motor Mount Adapter Plates - Natural
    GM LT Gen V to Small Block/Big Block Chevy Motor Mount Adapter Plates - Natural

    GM LT Gen V to Small Block/Big Block Chevy Motor Mount Adapter Plates - Natural---

    Save $7.78

    GM LT Gen V to Small Block/Big Block Chevy Motor Mount Adapter Plates - Natural

    Vendor:
    Top Street Performance
    SKU: 81104
    Regular price $57.02
    Sale price $57.02 Regular price $64.80
    Unit price /  per 
    Save $7.78
  • Top Street Performance GM LT Gen V Driver Side Engine Oil Dipstick with Billet Aluminum Handle - Black GM LT Gen V Driver Side Engine Oil Dipstick with Billet Aluminum Handle - Black
    GM LT Gen V Driver Side Engine Oil Dipstick with Billet Aluminum Handle - Black

    GM LT Gen V Driver Side Engine Oil Dipstick with Billet Aluminum Handle - Black---

    Save $4.63

    GM LT Gen V Driver Side Engine Oil Dipstick with Billet Aluminum Handle - Black

    Vendor:
    Top Street Performance
    SKU: 81579BK
    Regular price $33.95
    Sale price $33.95 Regular price $38.58
    Unit price /  per 
    Save $4.63
  • Top Street Performance GM LS Fabricated Aluminum Valve Covers without Coil Mounts - Black
    GM LS Fabricated Aluminum Valve Covers without Coil Mounts - Black

    GM LS Fabricated Aluminum Valve Covers without Coil Mounts - Black---

    Save $31.39

    GM LS Fabricated Aluminum Valve Covers without Coil Mounts - Black

    Vendor:
    Top Street Performance
    SKU: JM8081-5BK
    Regular price $230.19
    Sale price $230.19 Regular price $261.58
    Unit price /  per 
    Save $31.39
  • Top Street Performance GM LS Fabricated Aluminum Valve Covers with Coil Mounts - Polished GM LS Fabricated Aluminum Valve Covers with Coil Mounts - Polished
    GM LS Fabricated Aluminum Valve Covers with Coil Mounts - Polished

    GM LS Fabricated Aluminum Valve Covers with Coil Mounts - Polished---

    Save $28.53

    GM LS Fabricated Aluminum Valve Covers with Coil Mounts - Polished

    Vendor:
    Top Street Performance
    SKU: JM8081-6P
    Regular price $209.15
    Sale price $209.15 Regular price $237.68
    Unit price /  per 
    Save $28.53
  • Top Street Performance GM LS Cast Aluminum Valve Covers with Coil Mounts - Polished GM LS Cast Aluminum Valve Covers with Coil Mounts - Polished
    GM LS Cast Aluminum Valve Covers with Coil Mounts - Polished

    GM LS Cast Aluminum Valve Covers with Coil Mounts - Polished---

    Save $30.86

    GM LS Cast Aluminum Valve Covers with Coil Mounts - Polished

    Vendor:
    Top Street Performance
    SKU: JM8082-1P
    Regular price $226.29
    Sale price $226.29 Regular price $257.15
    Unit price /  per 
    Save $30.86
  • Top Street Performance GM LS Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished GM LS Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished
    GM LS Finned Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished

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

    Save $60

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

    Vendor:
    Top Street Performance
    SKU: JM8082-2P
    Regular price $440.00
    Sale price $440.00 Regular price $500.00
    Unit price /  per 
    Save $60
  • Top Street Performance GM LS Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished GM LS Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished
    GM LS Smooth Cast Aluminum Valve Covers with Coil Mounts and Covers - Polished

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

    Save $60

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

    Vendor:
    Top Street Performance
    SKU: JM8082-3P
    Regular price $440.00
    Sale price $440.00 Regular price $500.00
    Unit price /  per 
    Save $60
  • Top Street Performance GM LT Cast Aluminum Valve Covers with Coil Mounts - Polished GM LT Cast Aluminum Valve Covers with Coil Mounts - Polished
    GM LT Cast Aluminum Valve Covers with Coil Mounts - Polished

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

    Save $30.86

    GM LT Cast Aluminum Valve Covers with Coil Mounts - Polished

    Vendor:
    Top Street Performance
    SKU: JM8083-1P
    Regular price $226.29
    Sale price $226.29 Regular price $257.15
    Unit price /  per 
    Save $30.86
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