Glenn's Auto Performance

1482 products ★ 5.0

Glenn's Auto Performance is an online automotive retailer based out of Clearwater, Florida that specializes in LSX and LTX performance products.

Glenn's Auto Performance

All products

All Intake Manifolds & Accessories Silicone Hose Kits Customer Favorites Race Star Wheels Rebel Racing Offroad Fuel Injectors Throttle Bodies Headers Camshafts Fuel Rails Fuel Pumps Lifters Rockers Turbochargers Cold Air Intakes & Filters Exhaust Systems Chassis, Suspension & Brakes Valve Springs Catch Cans LS/LT Swap Components ECM & Tuning Nitrous Systems Fasteners Clutch & Flywheel All Products GTO (2004-2006) GM Truck (1999-2007) GM Truck (2007-2013) GM Truck (2014+) Camaro (1998-2002) Camaro (2010-2015) Camaro (2016+) Corvette C5 (1997-2004) Corvette C6 (2005-2013) Corvette C7 (2014-2019) CTS-V (2009-2015) TBSS (2006-2009) LS/LT Swap Brian Tooley Racing Ignition Gaskets Flex Fuel Pushrods Oil System Timing Components Fuel Pressure Regulators Texas Speed & Performance Fuel Injector Clinic Transmission Cooling Torque Converters

BP Automotive LS Ignition Coil Extension Harness (3 FT)

BP Automotive LS Ignition Coil Extension Harness (3 FT)

Set of 8 NGK TR55 Spark Plugs for LS Engines

Set of 8 NGK TR55 Spark Plugs for LS Engines

Set of 8 NGK TR6 Spark Plugs for LS Engines

Set of 8 NGK TR6 Spark Plugs for LS Engines

Set of 8 NGK TR5 Spark Plugs for LS Engines

Set of 8 NGK TR5 Spark Plugs for LS Engines

Set of 8 NGK BR7EF Spark Plugs for LS Engines

Set of 8 NGK BR7EF Spark Plugs for LS Engines

BP Automotive Gen 3/Gen 4 LS Extended Ignition Coil Harness (3 FT)

BP Automotive Gen 3/Gen 4 LS Extended Ignition Coil Harness

Set of 8 NGK LTR6IX-11 Spark Plugs for Gen 5 LT Engines

Set of 8 NGK LTR6IX-11 Spark Plugs for Gen 5 LT Engines

Set of 8 NGK LTR7IX-11 Spark Plugs for Gen 5 LT4 or Forced Induction LT Engines

Set of 8 NGK LTR7IX-11 Spark Plugs for Gen 5 LT4 or Forced I

MSD Street Fire Helicore Spark Plug Wire Set for LS1 & LS6 - 5572

MSD Street Fire Helicore Spark Plug Wire Set for LS1 & LS6 -

MSD 8.5mm Super Conductor Spark Plug Wire Set for Gen V LT1 Engines

MSD 8.5mm Super Conductor Spark Plug Wire Set for Gen V LT1

MSD 8.5mm Helicore Super Conductor Spark Plug Wire Set for LSx Engines

MSD 8.5mm Helicore Super Conductor Spark Plug Wire Set for L

MSD 8.5mm Helicore Super Conductor Spark Plug Wire Set fits LS Truck Engines

MSD 8.5mm Helicore Super Conductor Spark Plug Wire Set fits

Texas Speed 10mm Spark Plug Wire Set - LS Truck Engines

Texas Speed 10mm Spark Plug Wire Set - LS Truck Engines

Texas Speed 10mm Spark Plug Wire Set - LS Car Engines

Texas Speed 10mm Spark Plug Wire Set - LS Car Engines

Texas Speed 10mm Spark Plug Wire Set - 2014+ Gen 5 LT Engines

Texas Speed 10mm Spark Plug Wire Set - 2014+ Gen 5 LT Engine

BTR Spark Plug Wire Set - LS Truck Engines

BTR Spark Plug Wire Set - LS Truck Engines

BTR Spark Plug Wire Set - LS Car Engines

BTR Spark Plug Wire Set - LS Car Engines

BTR Spark Plug Wire Set - 2014+ Gen 5 LT Engines

BTR Spark Plug Wire Set - 2014+ Gen 5 LT Engines

ACCEL Spark Plug Wire Set - Extreme 9000 Ceramic Boot - LS3/LS4/LS7

ACCEL Spark Plug Wire Set - Extreme 9000 Ceramic Boot - LS3/

ACCEL Spark Plug Wire Set - Extreme 9000 Ceramic Boot - LS/LT Truck Engines

ACCEL Spark Plug Wire Set - Extreme 9000 Ceramic Boot - LS/L

Holley Gen 3/Gen 4 LS Ignition Coil Harness

Holley Gen 3/Gen 4 LS Ignition Coil Harness

MSD Street Fire Coils - LS1/LS6 Engines - 55088

MSD Street Fire Coils - LS1/LS6 Engines - 55088

MSD DIGITAL 6AL IGNITION (W/ REV LIMITER) - MSD-6425

MSD DIGITAL 6AL IGNITION (W/ REV LIMITER) - MSD-6425

MSD LS 2-STEP LAUNCH CONTROL - MSD-8733

MSD LS 2-STEP LAUNCH CONTROL - MSD-8733