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AP ExhaustPart #: 809543
AP Exhaust 809543 Catalytic Converter - Rear
⚙️ 18 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$526.58Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦4NSXT02.4N4A, Rear
🚗Fitment: INFINITI, Nissan, and Toyota, Frontier, I30, Maxima, and Tacoma
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Catalytic Converter options
AP Exhaust 809543 Catalytic Converter - Rear
| Brand | AP Exhaust |
| Part Number | 809543 |
| Position | 4NSXT02.4N4A, Rear |
| Body Material | Stainless steel |
| Executive Order | D-665-23 |
| Inlet Gasket Qty | 1 |
| Inlet Hardware | None |
| Inlet Type A | 2 bolt loose flange w/flare |
| Issued Company | Eastern manufacturing, inc. |
| Outlet Gasket Qty | 1 |
| Outlet Hardware | None |
| Outlet Type A | 2 bolt loose flange w/flare |
| Overall Length (IN) | 12.5 |
| Substrate Material | Ceramic |
| Type | Carb compliant direct-fit |
This part fits 18 vehicles. Search below:
| Year | Make | Model | Drive Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2004 | Nissan | Frontier | RWD | 2.4L | L4 | Rear | Direct Fit - California; 4NSXT02.4N4A; 12.5" OAL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; 4NSXT02.4N4A; 4NSXT02.4N4A |
| 2003 | Nissan | Frontier | RWD | 2.4L | L4 | Rear | Direct Fit - California; 3NSXT02.4C4A; 12.5" OAL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; 3NSXT02.4C4A; 3NSXT02.4C4A |
| 2002 | Nissan | Frontier | RWD | 2.4L | L4 | Rear | Direct Fit - California; 2NSXT02.4C4B; 12.5" OAL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; 2NSXT02.4C4B; 2NSXT02.4C4B |
| 2001 | INFINITI | I30 | 3.0L | V6 | Rear | Direct Fit - California; 1NSXV03.0C6A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; 1NSXV03.0C6A; 1NSXV03.0C6A | |
| 2001 | Nissan | Frontier | RWD | 2.4L | L4 | Rear | Direct Fit - California; 1NSXX02.4C4A; 12.5" OAL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; 1NSXX02.4C4A; 1NSXX02.4C4A |
| 2001 | Nissan | Frontier | RWD | 2.4L | L4 | Rear | Direct Fit - California; 1NSXT02.4C4A; 12.5" OAL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; 1NSXT02.4C4A; 1NSXT02.4C4A |
| 2001 | Nissan | Maxima | 3.0L | V6 | Rear | Direct Fit - California; 1NSXV03.0C6A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; 1NSXV03.0C6A; 1NSXV03.0C6A | |
| 2000 | INFINITI | I30 | 3.0L | V6 | Rear | Direct Fit - California; YNSXV03.036A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; YNSXV03.036A; YNSXV03.036A | |
| 2000 | Nissan | Frontier | 2.4L | L4 | Rear | Direct Fit - California; YNSXT02.423A; ALL; 12.5" OAL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; YNSXT02.423A; YNSXT02.423A | |
| 2000 | Nissan | Maxima | 3.0L | V6 | Rear | Direct Fit - California; YNSXV03.036A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; YNSXV03.036A; YNSXV03.036A | |
| 2000 | Toyota | Tacoma | RWD | 2.4L | L4 | Rear | Direct Fit - California; YTYXT02.4FFJ; 12.5" OAL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; YTYXT02.4FFJ; YTYXT02.4FFJ |
| 1999 | Nissan | Frontier | RWD | 2.4L | L4 | Rear | Direct Fit - California; XNSXT02.423A; 12.5" OAL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; XNSXT02.423A; XNSXT02.423A |
| 1998 | INFINITI | I30 | 3.0L | V6 | Rear | Direct Fit - California; WNSXV03.0A6A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; WNSXV03.0A6A; WNSXV03.0A6A | |
| 1998 | Nissan | Frontier | RWD | 2.4L | L4 | Rear | Direct Fit - California; WNSXT02.423B; 12.5" OAL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; WNSXT02.423B; WNSXT02.423B |
| 1998 | Nissan | Maxima | 3.0L | V6 | Rear | Direct Fit - California; WNSXV03.0A6A; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; WNSXV03.0A6A; WNSXV03.0A6A | |
| 1997 | INFINITI | I30 | 3.0L | V6 | Rear | Direct Fit - California; VNS3.0VJGFEK; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; VNS3.0VJGFEK; VNS3.0VJGFEK | |
| 1997 | Nissan | Maxima | 3.0L | V6 | Rear | Direct Fit - California; VNS3.0VJGFEK; ALL; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; VNS3.0VJGFEK; VNS3.0VJGFEK | |
| 1996 | INFINITI | I30 | 3.0L | V6 | Rear | Direct Fit - California; TNS3.0VJGFEK; ALL; Without O2 Port; Legal Note: In Compliance with California Emissions Requirements; EO Number : D-665-23; TNS3.0VJGFEK; TNS3.0VJGFEK |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.