2003 Nissan Altima Exhaust Manifold with Integrated Catalytic Converter
Navigate our online catalogue to find original replacement Exhaust Manifold with Integrated Catalytic Converters specifically designed to fit a 2003 Nissan Altima.


Exhaust Manifold with Integrated Catalytic Converter
$789.47
Limited Stock
Condition: New
Ships: Monday Oct. 6th
Pick-Up: Ready in 2-3 Hours Friday Oct. 3rd
Pick-Up: Ready in 2-3 Hours Friday Oct. 3rd
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Vehicle Fitment Notes:
CARB Compliant: No
CARB Compliant: No

Exhaust Manifold with Integrated Catalytic Converter
$1,374.76
$1,058.43
Limited Stock
Condition: New
Ships: Next Business Day
Pick-Up: Next Business Day
Pick-Up: Next Business Day
Front
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Vehicle Fitment Notes:
with Federal/California Emissions System Exhaust Gasket is Recommended Additional Part(s) Needed To Complete Installation: 31658 Additional Part(s) Needed To Complete Installation: 36454 Includes Front Gasket Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Type
with Federal/California Emissions System Exhaust Gasket is Recommended Additional Part(s) Needed To Complete Installation: 31658 Additional Part(s) Needed To Complete Installation: 36454 Includes Front Gasket Not legal for sale or use in California and other CARB-compliant states. Legal in Maine on EPA Federal Emission Equipped Vehicles only. Consult the aftermarket converter regulations in your state for details. Ultra Type



Exhaust Manifold with Integrated Catalytic Converter
$1,448.82
$796.31
Out of Stock
Condition: New
Front
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Vehicle Fitment Notes:
ATP Number: 101400 ATP Availability: Available to Order Pioneer Number: N/A Pioneer Availability: N/A Includes (1) Manifold Gasket, (1) Flange Gasket, (2) Studs, (2) Springs Federal Emission
ATP Number: 101400 ATP Availability: Available to Order Pioneer Number: N/A Pioneer Availability: N/A Includes (1) Manifold Gasket, (1) Flange Gasket, (2) Studs, (2) Springs Federal Emission



Exhaust Manifold with Integrated Catalytic Converter
$1,448.82
$796.31
Out of Stock
Condition: New
Front
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Vehicle Fitment Notes:
ATP Number: 101400 ATP Availability: Available to Order Pioneer Number: N/A Pioneer Availability: N/A Not legal for sale or use in California or New York. Includes (1) Manifold Gasket, (1) Flange Gasket, (2) Studs, (2) Springs Federal Emission
ATP Number: 101400 ATP Availability: Available to Order Pioneer Number: N/A Pioneer Availability: N/A Not legal for sale or use in California or New York. Includes (1) Manifold Gasket, (1) Flange Gasket, (2) Studs, (2) Springs Federal Emission





Exhaust Manifold with Integrated Catalytic Converter
$1,423.90
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Vehicle Fitment Notes:
CARB Compliant: Yes Engine Family Number (EFN) 3NSXV02.5D5A Executive Order D-798-9 CARB Executive Order Number: D-798-9
CARB Compliant: Yes Engine Family Number (EFN) 3NSXV02.5D5A Executive Order D-798-9 CARB Executive Order Number: D-798-9

Exhaust Manifold with Integrated Catalytic Converter
$1,169.06
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Engine Base: 2.5L 2488cc 152ci L4 (3.50x3.94; 88.9x100.1);
Vehicle Fitment Notes:
CARB Compliant: Yes Engine Family Number (EFN) 3NSXV02.5D5A Executive Order D-665-23 CARB Executive Order Number: D-665-23
CARB Compliant: Yes Engine Family Number (EFN) 3NSXV02.5D5A Executive Order D-665-23 CARB Executive Order Number: D-665-23