43 Ignition parts are listed for the 2004 Acura NSX, in 6 part types, covering both the 3.0L V6 and the 3.2L V6. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2004 Acura NSX, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. 38 parts of the 43 listed are Spark Plug (28 parts), Ignition Coil (7 parts) and Crankshaft Position Sensor (3 parts). The other 3 part types cover the remaining 5 parts.
The 2004 Acura NSX was sold with both the 3.0L V6 and the 3.2L V6. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
15 brands supply ignition parts for the 2004 Acura NSX, led by NGK (7 parts), DENSO (6 parts) and STANDARD MOTOR PRODUCTS (4 parts), plus 12 more brands. Quality grades include Iridium, Standard Replacement and Copper / Nickel.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2004 Acura NSX. 8 parts have it, including STANDARD MOTOR PRODUCTS UF238 (Ignition Coil) and NGK 2756 (Spark Plug). Each part number opens a page with every vehicle that part fits.
Camshaft Position Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.2L V6 | PC158 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.2L V6 | 5S1636 | 🇺🇸 US | View on Amazon |
This table covers the sensors that report camshaft position to the ECU. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
2 Camshaft Position Sensor parts for the 2004 Acura NSX come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.
Part numbers include STANDARD MOTOR PRODUCTS PC158 and WELLS 5S1636.
Crankshaft Position Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRENCO Fits: 3.2L V6 | 4D1181 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.2L V6 | PC158 | 🇺🇸 US | View on Amazon | |
| WALKER PRODUCTS Fits: 3.2L V6 | 2351784 | 🇺🇸 US | Sensor Only | View on Amazon |
This table covers the sensors that report crankshaft position and engine speed. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
3 Crankshaft Position Sensor parts for the 2004 Acura NSX come from 3 brands — PRENCO, STANDARD MOTOR PRODUCTS and WALKER PRODUCTS.
The Economy section lists 1 option from PRENCO — the catalog's value-priced group. PRENCO 4D1181 is listed in this group.
In the Standard Replacement grade, STANDARD MOTOR PRODUCTS and WALKER PRODUCTS supply 2 parts: built to original-equipment specification. A representative part number is STANDARD MOTOR PRODUCTS PC158.
Part numbers include PRENCO 4D1181, STANDARD MOTOR PRODUCTS PC158 and WALKER PRODUCTS 2351784.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FAMOUS BRAND Fits: 3.2L V6 | EBE1733 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
| HOLSTEIN Fits: 3.2L V6 | 2IGC0179 | 🇺🇸 US | View on Amazon | |
| SKP Fits: 3.2L V6 | SKUF238 | 🇺🇸 US | Engine Head | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 3.2L V6 | UF238 | 🇺🇸 US | View on Amazon | |
| WELLS Popular Fits: 3.2L V6 | 5C1011 | 🇺🇸 US | Front | View on Amazon |
| BECK/ARNLEY Fits: 3.2L V6 | 1788496 | 🇺🇸 US | Left | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: 3.2L V6 | COP212 | 🇺🇸 US | View on Amazon |
This table covers the coils that fire each spark plug. Typical signs include a misfire that follows one cylinder, a snap in damp weather, or a coil that is swollen or cracked. Swap a suspect coil with a neighbor to confirm, then replace boots that tore on the way off.
7 Ignition Coil parts for the 2004 Acura NSX come from 7 brands — FAMOUS BRAND, HOLSTEIN, SKP and 4 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS UF238.
The Economy section: 3 options from FAMOUS BRAND, HOLSTEIN and SKP. FAMOUS BRAND EBE1733 is listed in this group.
Standard Replacement: 4 parts, from STANDARD MOTOR PRODUCTS, WELLS, BECK/ARNLEY and 1 other brand. A representative part number is STANDARD MOTOR PRODUCTS UF238.
Part numbers include STANDARD MOTOR PRODUCTS UF238, FAMOUS BRAND EBE1733 and HOLSTEIN 2IGC0179, among others listed above.
Ignition Control Module (ICM)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 3.2L V6 | LX747 | 🇺🇸 US | View on Amazon | |
| WELLS Fits: 3.2L V6 | 6H1008 | 🇺🇸 US | View on Amazon |
This table covers the Ignition control modules.
2 Ignition Control Module (ICM) parts for the 2004 Acura NSX come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.
This group includes STANDARD MOTOR PRODUCTS LX747 and WELLS 6H1008.
Ignition Lock Cylinder
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Fits: 3.2L V6 | 4H1329 | 🇺🇸 US | Includes Switch | View on Amazon |
This table covers the lock cylinders in the ignition switch.
This group shows a single part: WELLS 4H1329.
Spark Plug
Summary: Notes include pre-set gaps of 0.039", 0.040", 0.041", 0.043", 0.044" and 0.045". Replacement brands in this table include NGK, DENSO and CHAMPION.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Popular Fits: 3.2L V6 | 2756 | 🇺🇸 US | V-PowerPre-Set Gap: 0.044" | View on Amazon |
| ACDELCO Fits: 3.2L V6 | 41602 | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| CHAMPION Fits: 3.2L V6 | 318 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.044" | View on Amazon |
| DENSO Fits: 3.2L V6 | 3144 | 🇺🇸 US | U-Groove ConventionalPre-Set Gap: 0.044" | View on Amazon |
| NGK Fits: 3.2L V6 | 5553 | 🇺🇸 US | StandardPre-Set Gap: 0.044" | View on Amazon |
Double Platinum (lasts up to 3x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 3.2L V6 | 41801 | 🇺🇸 US 🇨🇦 CA | ProfessionalDouble Platinum | View on Amazon |
| BOSCH Fits: 3.2L V6 | 8101 | 🇺🇸 US | OE Fine Wire Double PlatinumPre-Set Gap: 0.044" | View on Amazon |
| CHAMPION Fits: 3.2L V6 | 7318 | 🇺🇸 US | Double Platinum PowerPre-Set Gap: 0.04" | View on Amazon |
| DENSO Fits: 3.2L V6 | 3142 | 🇺🇸 US | Double PlatinumPre-Set Gap: 0.044" | View on Amazon |
| NGK Fits: 3.2L V6 | 4639 | 🇺🇸 US | Laser PlatinumPre-Set Gap: 0.044" | View on Amazon |
Iridium (lasts up to 4x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DENSO Popular Fits: 3.2L V6 | 4702 | 🇺🇸 US | Iridium TTHex Size: 16.0 mm | View on Amazon |
| NGK Popular Fits: 3.2L V6 | 3764 | 🇺🇸 US | Iridium IXPre-Set Gap: 0.044" | View on Amazon |
| AUTOLITE Fits: 3.2L V6 | XP3923 | 🇺🇸 US | Iridium XP Spark Plug Dual Display PackIridium XP Spark Plug | View on Amazon |
| AUTOLITE Fits: 3.2L V6 | AI3923 | 🇺🇸 US | Iridium Ultra | View on Amazon |
| BOSCH Fits: 3.2L V6 | 9607 | 🇺🇸 US | OE Fine Wire Double IridiumPre-Set Gap: 0.044" | View on Amazon |
| BOSCH Fits: 3.2L V6 | 9603 | 🇺🇸 US | OE Fine Wire Double IridiumSingle Electrode | View on Amazon |
| CHAMPION Fits: 3.2L V6 | 9202 | 🇺🇸 US | IridiumPre-Set Gap: 0.039" | View on Amazon |
| DENSO Fits: 3.2L V6 | 5304 | 🇺🇸 US | Iridium PowerHex Size: 16.0 mm | View on Amazon |
| DENSO Fits: 3.2L V6 | 3443 | 🇺🇸 US | Iridium Long LifePre-Set Gap: 0.044" | View on Amazon |
| NGK Fits: 3.2L V6 | 6741 | 🇺🇸 US | Laser IridiumPre-Set Gap: 0.044" | View on Amazon |
| SKP Fits: 3.2L V6 | SP1027 | 🇺🇸 US | Iridium Core with Platinum Tip -- Gap: .044/1.1mmTapered Ground Electrode with Platinum Chip | View on Amazon |
| SKP Fits: 3.2L V6 | SP1012 | 🇺🇸 US | Tapered Ground Electrode with Platinum Chip | View on Amazon |
Platinum (lasts up to 2x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DENSO Popular Fits: 3.2L V6 | 4504 | 🇺🇸 US | Platinum TTPre-Set Gap: 0.040" | View on Amazon |
| NGK Popular Fits: 3.2L V6 | 7092 | 🇺🇸 US | G-PowerPre-Set Gap: 0.040" | View on Amazon |
| ACDELCO Fits: 3.2L V6 | 5 | 🇺🇸 US 🇨🇦 CA | ProfessionalRapidfire | View on Amazon |
| BOSCH Fits: 3.2L V6 | 6724 | 🇺🇸 US | OE Fine Wire PlatinumPre-Set Gap: 0.044" | View on Amazon |
| CHAMPION Fits: 3.2L V6 | 33182 | 🇺🇸 US | Platinum PowerPre-Set Gap: 0.04" | View on Amazon |
Ruthenium (maximum durability & ignitability)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Popular Fits: 3.2L V6 | 94279 | 🇺🇸 US | Ruthenium HX High IgnitabilityPre-Set Gap: 0.044" | View on Amazon |
This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine.
28 Spark Plug parts are listed for the 2004 Acura NSX, from NGK, DENSO, CHAMPION and 4 other brands. NGK 2756 carries the "Popular" badge. Copper / Nickel, Double Platinum (lasts up to 3x longer than Copper / Nickel), Iridium (lasts up to 4x longer than Copper / Nickel), Platinum (lasts up to 2x longer than Copper / Nickel) and Ruthenium (maximum durability & ignitability) are all represented, and Iridium (lasts up to 4x longer than Copper / Nickel) alone accounts for 12 parts.
Buying Ignition Parts for a 2004 Acura NSX
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Match the engine first. Every ignition part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Spark Plug and Ignition Coil .
Frequently Asked Questions
How many ignition parts fit the 2004 Acura NSX?
Our catalog currently lists 43 ignition parts for the 2004 Acura NSX across 6 subcategories and 15 brands, covering both the 3.0L V6 and the 3.2L V6. Each part is matched to the engine(s) it fits.
Do ignition parts differ between 2004 Acura NSX engines?
Yes. Every ignition part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of ignition problems on a 2004 Acura NSX?
Common symptoms include misfires under load, rough idle, flashing check-engine light, or poor starting in damp weather. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What spark-plug gap is listed for the 2004 Acura NSX?
Notes on this page include pre-set gaps of 0.039", 0.040", 0.041", 0.043", 0.044" and 0.045". Still verify against spec — even “pre-gapped” plugs should be checked before they go in.
What should I replace at the same time?
Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2004 Acura NSX was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2004 Acura NSX?
First match the engine — each row shows which engine(s) the part fits. Then gap matters even on “pre-gapped” plugs — verify against spec, and replace coil boots when they come off a high-mileage engine. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2004 Acura NSX
Ignition Parts for Other Acura NSX Years
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