If your vehicle is listed on the fitment table below, the product will fit your car - we guarantee it. All you need to do is to ensure that the vehicle's Year, Make, Model, Trim, and any other notes specified inside the fitment table are respected.
Included warranty:
For warranty coverage information, please see our
Warranty Policy.
Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 4481137. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This Direct-Fit Catalytic Converter is designed to fit the 1996-2004 Acura RL 3.5L. MagnaFlow 4481137 includes (2) Flange Gaskets and interchanges with OE parts 18151-P5A-A00, 18151-P5A-A10. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.
Characteristics include:
Durable 308 stainless steel MIG welds
Simplifies installation with essential gaskets and hardware being included in the box
Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
OE-sized barbed exhaust hangers made from corrosion-resistant 410 stainless steel, designed to reduce noise and vibration
Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation
Your trusted source for CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
Some of the interchangeable part numbers are:
18151-P5A-A10 | 18151-P5A-A00
Customer Video Reviews
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Fitment Table
This product is compatible with these vehicles:
Year
Make
Model
Notes
Position
2004
Acura
RL
3.5L
V engine
6 cylinders
3.54" bore
3.58" stroke
CARB Executive Order D-193-179
4HNXV03.5BJE
Legal For Sale In All 50 States Including California, Colorado, New York and Maine (CARB Compliant)
2003
Acura
RL
3.5L
V engine
6 cylinders
3.54" bore
3.58" stroke
CARB Executive Order D-193-179
3HNXV03.5NYC
Legal For Sale In All 50 States Including California, Colorado, New York and Maine (CARB Compliant)
2002
Acura
RL
3.5L
V engine
6 cylinders
3.54" bore
3.58" stroke
CARB Executive Order D-193-179
2HNXV03.5BYC
Legal For Sale In All 50 States Including California, Colorado, New York and Maine (CARB Compliant)
2001
Acura
RL
3.5L
V engine
6 cylinders
3.54" bore
3.58" stroke
CARB Executive Order D-193-179
1HNXV03.5A5U
Legal For Sale In All 50 States Including California, Colorado, New York and Maine (CARB Compliant)
2000
Acura
RL
3.5L
V engine
6 cylinders
3.54" bore
3.58" stroke
CARB Executive Order D-193-179
YHNXV03.5YA3
Legal For Sale In All 50 States Including California, Colorado, New York and Maine (CARB Compliant)
1999
Acura
RL
3.5L
V engine
6 cylinders
3.54" bore
3.58" stroke
CARB Executive Order D-193-179
XHNXV03.5YA1
Legal For Sale In All 50 States Including California, Colorado, New York and Maine (CARB Compliant)
1998
Acura
RL
3.5L
V engine
6 cylinders
3.54" bore
3.58" stroke
CARB Executive Order D-193-179
WHNXV03.5YA1
Legal For Sale In All 50 States Including California, Colorado, New York and Maine (CARB Compliant)
1997
Acura
RL
3.5L
V engine
6 cylinders
3.54" bore
3.58" stroke
CARB Executive Order D-193-179
VHN3.5VJGKEK
Legal For Sale In All 50 States Including California, Colorado, New York and Maine (CARB Compliant)
1996
Acura
RL
3.5L
V engine
6 cylinders
3.54" bore
3.58" stroke
CARB Executive Order D-193-179
THN3.5VJGKEK
Legal For Sale In All 50 States Including California, Colorado, New York and Maine (CARB Compliant)
This my second time buying from Partspionner.ca great parts quality parts fast shipping to your door no need to wait on parts counter for minutes save gas ;)
I had an excellent experience ordering from Parts Pioneer, my order was placed and shipped quickly and received. Excellent customer service, I will definitely use them again when needed and let many of my friends know about Part's Pioneer
The site was very easy to use. When I emailed with a question the response came quickly. I appreciated that you verified that the parts would fit my vehicle. I will use the site again.