Part Upgrades and Mods at PRO Import Tuners
Set Your 2004 Lexus IS 300 Catalog
A down arrow

Engine Internals for 2004 Lexus IS 300


Showing 1 to 10 (of 10 total)
CP Pistons Forged Piston Sets for 2004 Lexus IS 300
In Stock
Starting @ $1,149.75
Fits 2004 Lexus IS 300 Sedan
Base
Fits 2004 Lexus IS 300 Wagon
SportCross
10.0:1 Compression
10.0:1 Compression, 0.5mm Oversize
10.0:1 Compression, 1.0mm Oversize
8.5:1 Compression
8.5:1 Compression, 0.5mm Oversize
8.5:1 Compression, 1.0mm Oversize
9.0:1 Compression
9.0:1 Compression, 0.5mm Oversize
9.0:1 Compression, 1.0mm Oversize
View Full Product Page
K1 Rods Billet Forged Connecting Rods for 2004 Lexus IS 300
In Stock
Starting @ $634.95
Fits 2004 Lexus IS 300 Sedan
Base
Fits 2004 Lexus IS 300 Wagon
SportCross
Forged H Beam
View Full Product Page
Brian Crower High Performance Camshafts for 2004 Lexus IS 300
In Stock
Starting @ $756.97
Fits 2004 Lexus IS 300 Sedan
Base
Fits 2004 Lexus IS 300 Wagon
SportCross
Stage 2, Naturally Aspirated, With VVT-i
Stage 3 Plus, Naturally Aspirated, With VVT-i
Stage 3, Naturally Aspirated, With VVT-i
Stage 4, Naturally Aspirated, With VVT-i
View Full Product Page
Brian Crower High Performance Valve Springs and Retainers for 2004 Lexus IS 300
In Stock
Starting @ $268.97
Fits 2004 Lexus IS 300 Sedan
Base
Fits 2004 Lexus IS 300 Wagon
SportCross
Valve Springs and Steel Retainers
Valve Springs and Titanium Retainers, Dual Spring Design
Valve Springs and Titanium Retainers, Single Spring Design
View Full Product Page
ARP Connecting Rod Bolts for 2004 Lexus IS 300
In Stock
Starting @ $139.95
Fits 2004 Lexus IS 300 Sedan
Base
Fits 2004 Lexus IS 300 Wagon
SportCross
ARP 2000, Bolt Style
View Full Product Page
ARP Head Studs for 2004 Lexus IS 300
In Stock
Starting @ $208.95
Fits 2004 Lexus IS 300 Sedan
Base
Fits 2004 Lexus IS 300 Wagon
SportCross
Custom Age 625 Head Studs
Undercut Head Studs
View Full Product Page
Brian Crower Connecting Rods for 2004 Lexus IS 300
In Stock
Starting @ $804.97
Fits 2004 Lexus IS 300 Sedan
Base
Fits 2004 Lexus IS 300 Wagon
SportCross
MOAR Version, Forged I Beam
ProH2K Version, Forged H Beam
ProH625 Plus Version, Forged H Beam
View Full Product Page
Brian Crower Crankshaft for 2004 Lexus IS 300
In Stock
Starting @ $4,189.97
Fits 2004 Lexus IS 300 Sedan
Base
Fits 2004 Lexus IS 300 Wagon
SportCross
Billet
Billet, LightWeight Version
View Full Product Page
Cometic Metal Head Gasket for 2004 Lexus IS 300
In Stock
Starting @ $169.96
Fits 2004 Lexus IS 300 Sedan
Base
Fits 2004 Lexus IS 300 Wagon
SportCross
MLS, 0.051" Thickness, 87mm Bore
View Full Product Page
HKS Adjustable Cam Gears for 2004 Lexus IS 300
Out of Stock
Starting @ $175.50
Fits 2004 Lexus IS 300 Sedan
Base
Fits 2004 Lexus IS 300 Wagon
SportCross
Exhaust
View Full Product Page
Showing 1 to 10 (of 10 total)
🔰 Lexus IS 300 Fitment Help
Quicker Navigation & Better Info
Set Your Car Once & Site Customizes For It



  Don't have a 2004 Lexus IS 300?

Our Customers Love Us - See our Reviews
...Loading Reviews