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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 GM LS2/LS3 Polished Aluminum One-piece Timing Cover w/ Hardware & Cam Sensor Provision GM LS2/LS3 Polished Aluminum One-piece Timing Cover w/ Hardware & Cam Sensor Provision
    GM LS2/LS3 Polished Aluminum One-piece Timing Cover w/ Hardware & Cam Sensor Provision

    GM LS2/LS3 Polished Aluminum One-piece Timing Cover w/ Hardware & Cam Sensor Provision---

    Save $14.14

    GM LS2/LS3 Polished Aluminum One-piece Timing Cover w/ Hardware & Cam Sensor Provision

    Vendor:
    Top Street Performance
    SKU: 81068-1P
    Regular price $103.71
    Sale price $103.71 Regular price $117.85
    Unit price /  per 
    Save $14.14
  • Top Street Performance GM LS2/LS3 Black Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware GM LS2/LS3 Black Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware
    GM LS2/LS3 Black Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware

    GM LS2/LS3 Black Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware---

    Save $17.32

    GM LS2/LS3 Black Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware

    Vendor:
    Top Street Performance
    SKU: 81068BK
    Regular price $126.96
    Sale price $126.96 Regular price $144.28
    Unit price /  per 
    Save $17.32
  • Top Street Performance GM LS2/LS3 Polished Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware GM LS2/LS3 Polished Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware
    GM LS2/LS3 Polished Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware

    GM LS2/LS3 Polished Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware---

    Save $18.18

    GM LS2/LS3 Polished Aluminum One-piece Timing Cover w/ Gasket & Crank Seal & Hardware

    Vendor:
    Top Street Performance
    SKU: 81068P
    Regular price $133.25
    Sale price $133.25 Regular price $151.43
    Unit price /  per 
    Save $18.18
  • Top Street Performance GM LS Aluminum Rear Main Seal Housing - Satin - Engine Rear Main Seal Cover GM LS Aluminum Rear Main Seal Housing - Satin
    GM LS Aluminum Rear Main Seal Housing - Satin

    GM LS Aluminum Rear Main Seal Housing - Satin---

    Save $9

    GM LS Aluminum Rear Main Seal Housing - Satin

    Vendor:
    Top Street Performance
    SKU: 81069
    Regular price $66.00
    Sale price $66.00 Regular price $75.00
    Unit price /  per 
    Save $9
  • Top Street Performance GM LS Aluminum Rear Main Seal Housing - Black - Engine Rear Main Seal Cover GM LS Aluminum Rear Main Seal Housing - Black
    GM LS Aluminum Rear Main Seal Housing - Black

    GM LS Aluminum Rear Main Seal Housing - Black---

    Save $9.75

    GM LS Aluminum Rear Main Seal Housing - Black

    Vendor:
    Top Street Performance
    SKU: 81069BK
    Regular price $71.50
    Sale price $71.50 Regular price $81.25
    Unit price /  per 
    Save $9.75
  • Top Street Performance GM LS Billet Aluminum Engine Oil Galley Barbell Plug - Engine Oil Galley Plug GM LS Billet Aluminum Engine Oil Galley Barbell Plug
    GM LS Billet Aluminum Engine Oil Galley Barbell Plug

    GM LS Billet Aluminum Engine Oil Galley Barbell Plug---

    Save $2.70

    GM LS Billet Aluminum Engine Oil Galley Barbell Plug

    Vendor:
    Top Street Performance
    SKU: 81081-1
    Regular price $19.80
    Sale price $19.80 Regular price $22.50
    Unit price /  per 
    Save $2.70
  • Top Street Performance GM LS Billet Aluminum Front Engine Oil Galley Plug - for street and performance builds GM LS Billet Aluminum Front Engine Oil Galley Plug
    GM LS Billet Aluminum Front Engine Oil Galley Plug

    GM LS Billet Aluminum Front Engine Oil Galley Plug---

    Save $1.58

    GM LS Billet Aluminum Front Engine Oil Galley Plug

    Vendor:
    Top Street Performance
    SKU: 81081-2
    Regular price $11.55
    Sale price $11.55 Regular price $13.13
    Unit price /  per 
    Save $1.58
  • Top Street Performance GM LS Billet Aluminum Engine Oil Filter Bypass Valve Delete Plug GM LS Billet Aluminum Engine Oil Filter Bypass Valve Delete Plug
    GM LS Billet Aluminum Engine Oil Filter Bypass Valve Delete Plug

    GM LS Billet Aluminum Engine Oil Filter Bypass Valve Delete Plug---

    Save $1.80

    GM LS Billet Aluminum Engine Oil Filter Bypass Valve Delete Plug

    Vendor:
    Top Street Performance
    SKU: 81081-3
    Regular price $13.20
    Sale price $13.20 Regular price $15.00
    Unit price /  per 
    Save $1.80
  • Top Street Performance Universal GM LS and LT Swap Cold Air Intake Kit - Engine Cold Air Intake Universal GM LS and LT Swap Cold Air Intake Kit
    Universal GM LS and LT Swap Cold Air Intake Kit

    Universal GM LS and LT Swap Cold Air Intake Kit---

    Save $35.42

    Universal GM LS and LT Swap Cold Air Intake Kit

    Vendor:
    Top Street Performance
    SKU: 81091
    Regular price $259.71
    Sale price $259.71 Regular price $295.13
    Unit price /  per 
    Save $35.42
  • Top Street Performance GM LS and LT Steel Dual Valve Spring Compressor Tool - Engine Valve Spring Compressor
    GM LS and LT Steel Dual Valve Spring Compressor Tool

    GM LS and LT Steel Dual Valve Spring Compressor Tool---

    Save $12.60

    GM LS and LT Steel Dual Valve Spring Compressor Tool

    Vendor:
    Top Street Performance
    SKU: 81092
    Regular price $92.40
    Sale price $92.40 Regular price $105.00
    Unit price /  per 
    Save $12.60
  • Top Street Performance GM LS and LT Camshaft Bearing Installation and Removal Tool GM LS and LT Camshaft Bearing Installation and Removal Tool
    GM LS and LT Camshaft Bearing Installation and Removal Tool

    GM LS and LT Camshaft Bearing Installation and Removal Tool---

    Save $11.25

    GM LS and LT Camshaft Bearing Installation and Removal Tool

    Vendor:
    Top Street Performance
    SKU: 81112
    Regular price $82.50
    Sale price $82.50 Regular price $93.75
    Unit price /  per 
    Save $11.25
  • Top Street Performance GM LS Gen III and IV Truck and Gen IV LS Car High Performance 4 and 6 Groove Harmonic Balancer/Damper GM LS Gen III and IV Truck and Gen IV LS Car High Performance 4 and 6 Groove Harmonic Balancer/Damper
    GM LS Gen III and IV Truck and Gen IV LS Car High Performance 4 and 6 Groove Harmonic Balancer/Damper

    GM LS Gen III and IV Truck and Gen IV LS Car High Performance 4 and 6 Groove Harmonic Balancer/Damper---

    Save $44.44

    GM LS Gen III and IV Truck and Gen IV LS Car High Performance 4 and 6 Groove Harmonic Balancer/Damper

    Vendor:
    Top Street Performance
    SKU: 81113
    Regular price $325.91
    Sale price $325.91 Regular price $370.35
    Unit price /  per 
    Save $44.44
  • Top Street Performance GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Satin GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Satin
    GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Satin

    GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Satin---

    Save $22.50

    GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Satin

    Vendor:
    Top Street Performance
    SKU: 81141
    Regular price $165.00
    Sale price $165.00 Regular price $187.50
    Unit price /  per 
    Save $22.50
  • Top Street Performance GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Black GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Black
    GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Black

    GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Black---

    Save $24.38

    GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Black

    Vendor:
    Top Street Performance
    SKU: 81141BK
    Regular price $178.75
    Sale price $178.75 Regular price $203.13
    Unit price /  per 
    Save $24.38
  • Top Street Performance GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Polished GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Polished
    GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Polished

    GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Polished---

    Save $26.25

    GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Polished

    Vendor:
    Top Street Performance
    SKU: 81141P
    Regular price $192.50
    Sale price $192.50 Regular price $218.75
    Unit price /  per 
    Save $26.25
  • Top Street Performance V Series GM LS 105 mm Billet Aluminum Throttle Body Elbow with 4150 Flange - Natural V Series GM LS 105 mm Billet Aluminum Throttle Body Elbow with 4150 Flange - Natural
    V Series GM LS 105 mm Billet Aluminum Throttle Body Elbow with 4150 Flange - Natural

    V Series GM LS 105 mm Billet Aluminum Throttle Body Elbow with 4150 Flange - Natural---

    Save $69.11

    V Series GM LS 105 mm Billet Aluminum Throttle Body Elbow with 4150 Flange - Natural

    Vendor:
    Top Street Performance
    SKU: 81142
    Regular price $506.84
    Sale price $506.84 Regular price $575.95
    Unit price /  per 
    Save $69.11
  • Top Street Performance V Series GM LS 105 mm Billet Aluminum Throttle Body Elbow with 4150 Flange - Black V Series GM LS 105 mm Billet Aluminum Throttle Body Elbow with 4150 Flange - Black
    V Series GM LS 105 mm Billet Aluminum Throttle Body Elbow with 4150 Flange - Black

    V Series GM LS 105 mm Billet Aluminum Throttle Body Elbow with 4150 Flange - Black---

    Save $86.39

    V Series GM LS 105 mm Billet Aluminum Throttle Body Elbow with 4150 Flange - Black

    Vendor:
    Top Street Performance
    SKU: 81142BK
    Regular price $633.55
    Sale price $633.55 Regular price $719.94
    Unit price /  per 
    Save $86.39
  • Top Street Performance GM LS to Ford Fox Body Natural Motor Mount Adapter Plates GM LS to Ford Fox Body Natural Motor Mount Adapter Plates
    GM LS to Ford Fox Body Natural Motor Mount Adapter Plates

    GM LS to Ford Fox Body Natural Motor Mount Adapter Plates---

    Save $22.22

    GM LS to Ford Fox Body Natural Motor Mount Adapter Plates

    Vendor:
    Top Street Performance
    SKU: 81150
    Regular price $162.98
    Sale price $162.98 Regular price $185.20
    Unit price /  per 
    Save $22.22
  • Top Street Performance GM LS to Ford Fox Body Black Motor Mount Adapter Plates - Engine Mount Adapter Plate GM LS to Ford Fox Body Black Motor Mount Adapter Plates
    GM LS to Ford Fox Body Black Motor Mount Adapter Plates

    GM LS to Ford Fox Body Black Motor Mount Adapter Plates---

    Save $22.22

    GM LS to Ford Fox Body Black Motor Mount Adapter Plates

    Vendor:
    Top Street Performance
    SKU: 81150BK
    Regular price $162.98
    Sale price $162.98 Regular price $185.20
    Unit price /  per 
    Save $22.22
  • Top Street Performance GM LS Serpentine Front Drive System Brackets, Pulleys, and Belt Tensioner - Black GM LS Serpentine Front Drive System Brackets, Pulleys, and Belt Tensioner - Black
    GM LS Serpentine Front Drive System Brackets, Pulleys, and Belt Tensioner - Black

    GM LS Serpentine Front Drive System Brackets, Pulleys, and Belt Tensioner - Black---

    Save $580.97

    GM LS Serpentine Front Drive System Brackets, Pulleys, and Belt Tensioner - Black

    Vendor:
    Top Street Performance
    SKU: 81200-2BK
    Regular price $2,060.48
    Sale price $2,060.48 Regular price $2,641.45
    Unit price /  per 
    Save $580.97
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