LS3 Performance Parts / Accessories

2008-2009 Pontiac G8 (GXP) ● 2013-2017 Chevy SS

One of the most ubiquitous motors of the entire GM LS line. The LS3 was used in both cars and trucks and is the staple of many resto-mods and LS-swaps. The LS3 can be bored, stroked, boosted and make 1000HP when setup correctly. GM put the LS3 in Corvettes, G8s and Chevy SS models and many other... Read More

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14 products
  • LSx Supercharger Intercooler Lid
    LSx Supercharger Lid front with hood open.
    Sale
    LSX Supercharger Intercooler Lid
    XtremeCFM
    From $1,074.95
    From $1,074.95 $1,345.00
  • Synergy Motorsports Billet Hose Menders.
    Synergy Motorsports Anodized Black Billet Hose Menders.
    Billet Hose Menders Black Anodized
    XtremeCFM
    From $9.95
    From $9.95
  • 103mm Throttle Body Adapter Overhead View
    Nick Williams / Whipple Adjustable Throttle Body Adapter Flange Closeup
    Nick Williams 103mm Adjustable Rotating Throttle Body Adapter
    XtremeCFM
    $89.95
    $89.95
  • Nick Williams Performance LSX 103mm Throttle Body and Hardware.
    Nick Williams Performance LSX 103mm Throttle Body and Hardware Connector View.
    Nick Williams LSX 103mm Throttle Body (NA & Boosted)
    Nick Williams
    From $689.95
    From $689.95
  • Vibrant 0.75" 3/4" 12AN Hose By The Foot
    Vibrant 0.75" 3/4" 12AN Hose
    Vibrant Silicone Hose 3/4" - 12AN - 0.750" - 2045
    Vibrant Performance
    From $9.95
    From $9.95 $156.99
  • Synergy Motorsports LSA Supercharger Adapter Plate
    Synergy Motorsports LSA Supercharger Adapter Plate close up view.
    ZR1/LSX Lid LSA Billet Adapter/Spacer Plate Kit
    XtremeCFM
    $349.95
    $349.95
  • Synergy's Chevy SS Engine Bay Expansion/Water Tank Installed in the Engine Bay.
    Closeup of the Synergy's Chevy SS Engine Bay Expansion/Water Tank Installed.
    Chevy SS Engine Bay Expansion/Water Tank Complete Kit
    XtremeCFM
    $599.95
    $599.95
  • Billet Y-Block - Barbed Hose Ends-XtremeCFM-1.0" to Dual 0.75" Billet-Y Barbed Hose Ends-XCFM-10088
    Billet Y-Block - Barbed Hose Ends-XtremeCFM-0.75" to Dual 0.75" Billet-Y Barbed Hose Ends-XCFM-10087
    Billet Y-Block - Barbed Hose Ends
    XtremeCFM
    From $45.95
    From $45.95
  • 1" 16AN Vibrant Silicone Hose
    1" 16AN Vibrant Silicone Hose By The Foot
    Vibrant Silicone Hose 1" - 16AN - 2047
    Vibrant Performance
    From $10.95
    From $10.95 $196.99
  • Billet LSX / LTX Idler Pulley - 45 mm / 1.772 inches Thick-XtremeCFM-
    Billet LSX / LTX Idler Pulley - 45 mm / 1.772 inches Thick-XtremeCFM-75mm Idler Pulley-XCFM-10375
    Billet LSX / LTX Idler Pulley - 45 mm / 1.772 inches Thick
    XtremeCFM
    From $99.95
    From $99.95
  • Cold Air Intake Couplers & Reducers-XtremeCFM-
    Cold Air Intake Couplers & Reducers-XtremeCFM-4.5" x 3.0" Intake Coupler-XCFM-10072
    Cold Air Intake Couplers & Reducers
    XtremeCFM
    From $19.95
    From $19.95
  • 61mm Fuel Pump Mount Overall Length
    61mm Fuel Pump Mount Inner Pump Dimension
    61mm Fuel Pump Mount/Bracket With Rubber Collar
    XtremeCFM
    $19.95
    $19.95
  • 10mm (9.89mm) Bundy Fitting to 3/8" Barb Quick Connector-XtremeCFM-30 Degree 9.89mm QC / 3/8" Barb-XCFM-10188
    10mm (9.89mm) Bundy Fitting to 3/8" Barb Quick Connector-XtremeCFM-
    10mm (9.89mm) Bundy Fitting Quick Connect to 3/8" Barb
    XtremeCFM
    $8.95
    $8.95
  • Vibrant 10AN 0.625 5/8" Heater Hose
    Vibrant 10AN 0.625 5/8" Heater Hose By The Foot
    Vibrant Silicone Hose 5/8" - 10AN - 0.625" - 2044
    Vibrant Performance
    From $8.95
    From $8.95 $146.99