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Trusted Since 1957
DFC
$37.03
LIQUI MOLY
$66.14
BBK
$524.79
ORACLE Lighting
$882.50
$0.23
Cometic Gasket
$90.06
Eaton
$171.90
$8.70
COMP Cams
$623.92
COMP Cams
$35.95
Cometic Gasket
$90.06
Fel-Pro
$16.28
aFe
$88.00
DFC
$16.51
DFC
$85.89
Cometic Gasket
$135.77
Prothane
$13.24
Fel-Pro
$9.18
$4.20
Belltech
$83.92
Yes, all parts displayed on this page are verified to fit the 2003 Chevrolet Trailblazer EXT using VCDB fitment data. Our fitment information comes directly from manufacturers and is cross-referenced with industry-standard vehicle databases.
The most popular categories for the 2003 Chevrolet Trailblazer EXT include engine, brake-rotors, lighting, and suspension. Browse our full selection to find the exact parts you need for your vehicle.
We carry parts from trusted brands including Cometic Gasket, COMP Cams, Clevite, Fel-Pro, and DFC, plus many more. Filter by brand to find your preferred manufacturer.
Most in-stock items ship within 1-2 business days. Shipping rates are calculated at checkout based on your location.
Warranty coverage varies by manufacturer but typically ranges from 1 year to lifetime. Each product page includes specific warranty information from the manufacturer.