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Exhaust Systems
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Head Bolts & Head Studs
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Flex Fuel
Fuel Injectors
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Fuel Pumps
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Gaskets
Ignition
Intake Manifolds & Induction
Catch Cans
Cold Air Intakes & Filters
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Intake Manifolds
Throttle Bodies
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Glenn's Auto Performance will be closed from 1/24 - 1/29. Orders placed during this time will resume shipping on 1/30, unless eligible to ship directly from the manufacturer.
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Overstock Sale
NEW V2 BTR GM LS ROCKER ARM TRUNNION UPGRADE KIT - TK002
Regular price
$169.95
Sale price
$159.95
Sale
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BTR GEN III LS GASKET KIT - BTR73450
Regular price
$249.99
Sale price
$229.99
Sale
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Texas Speed (TSP) Valve Spring Compressor & Installation Tool Set For All LS
On sale from $34.99
Sale
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Bluegrass Performance LS Valve Spring Compressor Installation Tool Kit
Regular price
$59.99
Sale price
$54.99
Sale
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COMP CAMS LS ROCKER ARM TRUNNION KIT - 13702-KIT
Regular price
$168.95
Sale price
$159.99
Sale
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Volant Cold Air Intake for 99-07 GM Truck - 15153 or 151536
From $321.90
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BTR GEN 4 LS GASKET KIT - BTR29793
Regular price
$204.95
Sale price
$189.99
Sale
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BTR .560" LS6 BEEHIVE SPRINGS - SP011-16
Regular price
$99.99
Sale price
$89.99
Sale
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ICT Billet LS Gen III Valley Cover - 551629
Regular price
$49.99
Sale price
$44.99
Sale
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NEW L86 INTAKE MANIFOLD SWAP PACKAGE
Regular price
$439.99
Sale price
$399.99
Sale
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COSMETIC FLAWS - LSX "TURBO" BADGES/BUILD PLATES
Regular price
$5
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GPI 7.400" 5/16" DIAMETER PUSHRODS (SET OF 16)
Regular price
$107.99
Sale price
$94.99
Sale
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TSP Turbo Cam - CHOOSE YOUR CAM
On sale from $349.99
Sale
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CLEARANCE - BTR GEN 5 (L83/L86) STAGE 2 V2 TRUCK CAMSHAFT
Regular price
$265
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OPEN BOX - BTR STAGE 2 NSR TRUCK CAM
Sold Out
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OPEN BOX - TSP STAGE 3 HIGH LIFT TRUCK CAM
Sold Out
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USED - NELSON PERFORMANCE ELECTRIC FAN CONVERSION HARNESS FOR 99-02 GM TRUCK USING 05+ FANS
Sold Out
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OPEN BOX - TSP STAGE 1 LOW LIFT TRUCK CAM
Sold Out
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NEW - GM POWER LOCK ACUATORS FOR 99-07 GM TRUCK
Regular price
$20
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OPEN BOX - BTR L83 STAGE 1 CAM
Regular price
$325
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