Spark Plugs for Sale in the USA — OEM & Premium Aftermarket | REVXSC
Spark Plugs — USA Buyer's Guide
Spark Plugs for Sale in the USA — OEM & Premium Aftermarket
Shop spark plugs from the brands US mechanics actually trust — ACDelco IRIDIUM, Bosch Double-Iridium, NGK and more. Every listing carries verified year / make / model / engine fitment, ships from US fulfillment within 1 business day, and is backed by the manufacturer's standard warranty.
What we stock
REVXSC stocks spark plugs from these tier-1 manufacturers:
- ACDelco IRIDIUM
- Bosch Double-Iridium
- NGK
- Denso
Typical US price range: $8–$30 per plug. Premium tiers carry longer warranties and last roughly 2× as long as economy units.
Common types & compounds
- copper (cheapest, 30K mi)
- platinum (60K mi)
- iridium (100K+ mi)
When to replace your spark plugs
Most spark plugs need attention every 30,000 mi (copper) to 100,000+ mi (iridium). Watch for these warning signs:
- rough idle
- misfire codes (P0300–P0308)
- hard starting
- sluggish acceleration
- 5–10% mpg drop
If you notice two or more of these symptoms, get the system inspected before it strands you or damages adjacent components.
How to pick the right spark plugs
- Verify fitment by year, make, model and engine. Generic "fits most" listings are a red flag — always confirm the four-axis match.
- Match the brand tier to how long you'll keep the vehicle. Premium OE-spec for keepers; mid-tier for vehicles you'll sell within 3 years.
- Buy from a US fulfillment seller — shorter lead times, easier returns, no customs surprises.
- Confirm the warranty length before checkout. ACDelco, Bosch, Dorman and Dayco offer 12-month to lifetime warranties depending on the part.
In-stock spark plugs — ships today
Hand-picked from the REVXSC catalog. Browse to confirm vehicle fitment.
Frequently asked questions
How long do spark plugs typically last in a US-driven vehicle?
Most spark plugs last every 30,000 mi (copper) to 100,000+ mi (iridium), but actual life depends on driving style, climate, vehicle weight, and the part's quality tier. Cheap economy parts can fail in half that time — premium ACDelco IRIDIUM or Bosch Double-Iridium parts often exceed it.
What are the warning signs of failing spark plugs?
Watch for: rough idle, misfire codes (P0300–P0308), hard starting, sluggish acceleration. If you notice any of these, get the part inspected before it leaves you stranded.
Can I install spark plugs myself?
Some spark plugs are a basic DIY job (typically yes, with hand tools and 30 minutes). If you are not comfortable with the install, any independent mechanic or chain shop can handle it. We can email the OE service manual procedure on request.
Do you sell OEM spark plugs or aftermarket?
Both. We stock OEM (genuine original equipment) and tier-1 aftermarket from ACDelco IRIDIUM, Bosch Double-Iridium, NGK. Each listing specifies which type. OEM is the safest exact-fit choice; tier-1 aftermarket from the same brand that supplies the automaker often matches OE quality at a lower price.
What's the typical US price for spark plugs?
$8–$30 per plug for the part itself, depending on brand tier and vehicle. Installation at a chain shop typically adds $80–$250. Premium brands like ACDelco IRIDIUM carry the longest warranties.
Will the spark plugs I order fit my exact vehicle?
Every listing shows the year / make / model / engine compatibility. If you're not sure, send us your VIN by WhatsApp or email and we'll verify the exact part number before you order — no extra charge.
Need help finding the exact part?
Send us your VIN — we'll match it for you.
Free fitment verification. No commitment. Typical reply in 2–4 hours during US business hours.