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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 Pro Series GM Gen III/IV LS Cam Retainer Plate Bolt Kit - Camshaft Bolt Pro Series GM Gen III/IV LS Cam Retainer Plate Bolt Kit
    Pro Series GM Gen III/IV LS Cam Retainer Plate Bolt Kit

    Pro Series GM Gen III/IV LS Cam Retainer Plate Bolt Kit---

    Save $1.05

    Pro Series GM Gen III/IV LS Cam Retainer Plate Bolt Kit

    Vendor:
    Top Street Performance
    SKU: 734-32072
    Regular price $7.70
    Sale price $7.70 Regular price $8.75
    Unit price /  per 
    Save $1.05
  • Top Street Performance Pro Series GM Gen III/IV LS Harmonic Balancer Damper Bolt Kit Pro Series GM Gen III/IV LS Harmonic Balancer Damper Bolt Kit
    Pro Series GM Gen III/IV LS Harmonic Balancer Damper Bolt Kit

    Pro Series GM Gen III/IV LS Harmonic Balancer Damper Bolt Kit---

    Save $3

    Pro Series GM Gen III/IV LS Harmonic Balancer Damper Bolt Kit

    Vendor:
    Top Street Performance
    SKU: 734-42074
    Regular price $22.00
    Sale price $22.00 Regular price $25.00
    Unit price /  per 
    Save $3
  • Top Street Performance Pro Series 97-03 LS Cylinder Head Hex Bolt Kit - Cylinder Head Bolt Pro Series 97-03 LS Cylinder Head Hex Bolt Kit
    Pro Series 97-03 LS Cylinder Head Hex Bolt Kit

    Pro Series 97-03 LS Cylinder Head Hex Bolt Kit---

    Save $22.29

    Pro Series 97-03 LS Cylinder Head Hex Bolt Kit

    Vendor:
    Top Street Performance
    SKU: 734-82067
    Regular price $163.44
    Sale price $163.44 Regular price $185.73
    Unit price /  per 
    Save $22.29
  • Top Street Performance Pro Series 04-20 LS Cylinder Head Hex Bolt Kit - Cylinder Head Bolt Pro Series 04-20 LS Cylinder Head Hex Bolt Kit
    Pro Series 04-20 LS Cylinder Head Hex Bolt Kit

    Pro Series 04-20 LS Cylinder Head Hex Bolt Kit---

    Save $16.13

    Pro Series 04-20 LS Cylinder Head Hex Bolt Kit

    Vendor:
    Top Street Performance
    SKU: 734-82079
    Regular price $118.25
    Sale price $118.25 Regular price $134.38
    Unit price /  per 
    Save $16.13
  • Top Street Performance Pro Series GM Gen III-V LS/LT Connecting Rod Bolt Kit - for street and performance builds Pro Series GM Gen III-V LS/LT Connecting Rod Bolt Kit
    Pro Series GM Gen III-V LS/LT Connecting Rod Bolt Kit

    Pro Series GM Gen III-V LS/LT Connecting Rod Bolt Kit---

    Save $6.43

    Pro Series GM Gen III-V LS/LT Connecting Rod Bolt Kit

    Vendor:
    Top Street Performance
    SKU: 735-18285
    Regular price $47.15
    Sale price $47.15 Regular price $53.58
    Unit price /  per 
    Save $6.43
  • Top Street Performance Pro Series GM Gen IV LS7 and Gen V LT1 Harmonic Balancer Damper Bolt Kit Pro Series GM Gen IV LS7 and Gen V LT1 Harmonic Balancer Damper Bolt Kit
    Pro Series GM Gen IV LS7 and Gen V LT1 Harmonic Balancer Damper Bolt Kit

    Pro Series GM Gen IV LS7 and Gen V LT1 Harmonic Balancer Damper Bolt Kit---

    Save $2.75

    Pro Series GM Gen IV LS7 and Gen V LT1 Harmonic Balancer Damper Bolt Kit

    Vendor:
    Top Street Performance
    SKU: 745-42088
    Regular price $20.13
    Sale price $20.13 Regular price $22.88
    Unit price /  per 
    Save $2.75
  • Top Street Performance LS and LT Ignition Coil Boot and Spark Plug Wire Retainer Set
    LS and LT Ignition Coil Boot and Spark Plug Wire Retainer Set

    LS and LT Ignition Coil Boot and Spark Plug Wire Retainer Set---

    Save $1.20

    LS and LT Ignition Coil Boot and Spark Plug Wire Retainer Set

    Vendor:
    Top Street Performance
    SKU: 81025-1
    Regular price $8.80
    Sale price $8.80 Regular price $10.00
    Unit price /  per 
    Save $1.20
  • Top Street Performance GM LS 4-Flat to 2-Pin Alternator Adapter Cable - for street and performance builds GM LS 4-Flat to 2-Pin Alternator Adapter Cable
    GM LS 4-Flat to 2-Pin Alternator Adapter Cable

    GM LS 4-Flat to 2-Pin Alternator Adapter Cable---

    Save $4.20

    GM LS 4-Flat to 2-Pin Alternator Adapter Cable

    Vendor:
    Top Street Performance
    SKU: 81029
    Regular price $30.80
    Sale price $30.80 Regular price $35.00
    Unit price /  per 
    Save $4.20
  • Top Street Performance LS1 3-Wire to LS3 5-Wire Mass Air Flow Sensor Adapter with Intake Air Temperature Sensor Plug LS1 3-Wire to LS3 5-Wire Mass Air Flow Sensor Adapter with Intake Air Temperature Sensor Plug
    LS1 3-Wire to LS3 5-Wire Mass Air Flow Sensor Adapter with Intake Air Temperature Sensor Plug

    LS1 3-Wire to LS3 5-Wire Mass Air Flow Sensor Adapter with Intake Air Temperature Sensor Plug---

    Save $4.80

    LS1 3-Wire to LS3 5-Wire Mass Air Flow Sensor Adapter with Intake Air Temperature Sensor Plug

    Vendor:
    Top Street Performance
    SKU: 81030
    Regular price $35.20
    Sale price $35.20 Regular price $40.00
    Unit price /  per 
    Save $4.80
  • Top Street Performance GM LS VVT to Non-VVT Camshaft Sensor Connector Plug-and-Play Adapter GM LS VVT to Non-VVT Camshaft Sensor Connector Plug-and-Play Adapter
    GM LS VVT to Non-VVT Camshaft Sensor Connector Plug-and-Play Adapter

    GM LS VVT to Non-VVT Camshaft Sensor Connector Plug-and-Play Adapter---

    Save $4.20

    GM LS VVT to Non-VVT Camshaft Sensor Connector Plug-and-Play Adapter

    Vendor:
    Top Street Performance
    SKU: 81040
    Regular price $30.80
    Sale price $30.80 Regular price $35.00
    Unit price /  per 
    Save $4.20
  • Top Street Performance Velocity GM LS 102mm Fly-by-Wire Billet Aluminum Throttle Body Housing - Natural Velocity GM LS 102mm Fly-by-Wire Billet Aluminum Throttle Body Housing - Natural
    Velocity GM LS 102mm Fly-by-Wire Billet Aluminum Throttle Body Housing - Natural

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

    Save $60

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

    Vendor:
    Top Street Performance
    SKU: 81041
    Regular price $440.00
    Sale price $440.00 Regular price $500.00
    Unit price /  per 
    Save $60
  • Top Street Performance Velocity High-Flow Fuel Injectors for LS3 and LS7, 100 lbs/hr Velocity High-Flow Fuel Injectors for LS3 and LS7, 100 lbs/hr
    Velocity High-Flow Fuel Injectors for LS3 and LS7, 100 lbs/hr

    Velocity High-Flow Fuel Injectors for LS3 and LS7, 100 lbs/hr---

    Velocity High-Flow Fuel Injectors for LS3 and LS7, 100 lbs/hr

    Vendor:
    Top Street Performance
    SKU: 81051-100
    Regular price $527.33
    Sale price $527.33 Regular price $527.33
    Unit price /  per 
  • Top Street Performance Velocity High-Flow Fuel Injectors for LS3 and LS7, 130 lbs/hr Velocity High-Flow Fuel Injectors for LS3 and LS7, 130 lbs/hr
    Velocity High-Flow Fuel Injectors for LS3 and LS7, 130 lbs/hr

    Velocity High-Flow Fuel Injectors for LS3 and LS7, 130 lbs/hr---

    Velocity High-Flow Fuel Injectors for LS3 and LS7, 130 lbs/hr

    Vendor:
    Top Street Performance
    SKU: 81051-130
    Regular price $694.40
    Sale price $694.40 Regular price $694.40
    Unit price /  per 
  • Top Street Performance Velocity High-Flow Fuel Injectors for LS3 and LS7, 160 lbs/hr Velocity High-Flow Fuel Injectors for LS3 and LS7, 160 lbs/hr
    Velocity High-Flow Fuel Injectors for LS3 and LS7, 160 lbs/hr

    Velocity High-Flow Fuel Injectors for LS3 and LS7, 160 lbs/hr---

    Velocity High-Flow Fuel Injectors for LS3 and LS7, 160 lbs/hr

    Vendor:
    Top Street Performance
    SKU: 81051-160
    Regular price $816.67
    Sale price $816.67 Regular price $816.67
    Unit price /  per 
  • Top Street Performance GM LS Engine Coolant Crossover Delete Kit - Natural - Engine Coolant Fitting
    GM LS Engine Coolant Crossover Delete Kit - Natural

    GM LS Engine Coolant Crossover Delete Kit - Natural---

    Sold out

    GM LS Engine Coolant Crossover Delete Kit - Natural

    Vendor:
    Top Street Performance
    SKU: 81053
    Regular price $14.08
    Sale price $14.08 Regular price $16.00
    Unit price /  per 
    Sold out
  • Top Street Performance GM LS Engine Coolant Crossover Delete Kit - Black - Engine Coolant Fitting
    GM LS Engine Coolant Crossover Delete Kit - Black

    GM LS Engine Coolant Crossover Delete Kit - Black---

    Save $2.16

    GM LS Engine Coolant Crossover Delete Kit - Black

    Vendor:
    Top Street Performance
    SKU: 81053BK
    Regular price $15.84
    Sale price $15.84 Regular price $18.00
    Unit price /  per 
    Save $2.16
  • Top Street Performance GM LS Camshaft Position Sensor Bracket with Wiring Harness GM LS Camshaft Position Sensor Bracket with Wiring Harness
    GM LS Camshaft Position Sensor Bracket with Wiring Harness

    GM LS Camshaft Position Sensor Bracket with Wiring Harness---

    Save $3.70

    GM LS Camshaft Position Sensor Bracket with Wiring Harness

    Vendor:
    Top Street Performance
    SKU: 81058
    Regular price $27.15
    Sale price $27.15 Regular price $30.85
    Unit price /  per 
    Save $3.70
  • Top Street Performance GM LS1/LS6 Satin Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware GM LS1/LS6 Satin Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware
    GM LS1/LS6 Satin Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware

    GM LS1/LS6 Satin Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware---

    Save $11.14

    GM LS1/LS6 Satin Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware

    Vendor:
    Top Street Performance
    SKU: 81065
    Regular price $81.71
    Sale price $81.71 Regular price $92.85
    Unit price /  per 
    Save $11.14
  • Top Street Performance GM LS1/LS6 Satin Aluminum 1-Piece Timing Cover - Timing Chain Cover GM LS1/LS6 Satin Aluminum 1-Piece Timing Cover
    GM LS1/LS6 Satin Aluminum 1-Piece Timing Cover

    GM LS1/LS6 Satin Aluminum 1-Piece Timing Cover---

    Save $9.86

    GM LS1/LS6 Satin Aluminum 1-Piece Timing Cover

    Vendor:
    Top Street Performance
    SKU: 81065-1
    Regular price $72.29
    Sale price $72.29 Regular price $82.15
    Unit price /  per 
    Save $9.86
  • Top Street Performance GM LS1/LS6 Black Aluminum One-piece Timing Cover w/ Hardware GM LS1/LS6 Black Aluminum One-piece Timing Cover w/ Hardware
    GM LS1/LS6 Black Aluminum One-piece Timing Cover w/ Hardware

    GM LS1/LS6 Black Aluminum One-piece Timing Cover w/ Hardware---

    Save $11.58

    GM LS1/LS6 Black Aluminum One-piece Timing Cover w/ Hardware

    Vendor:
    Top Street Performance
    SKU: 81065-1BK
    Regular price $84.85
    Sale price $84.85 Regular price $96.43
    Unit price /  per 
    Save $11.58
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