Find any Amazon.com product's deals and best prices with our free Amazon deal finder and price tracker. Simply paste the product link (URL) or search by name in the box above. You'll get full product information, Deal Score, and all current deals. Shop smarter with the best Amazon deals finder in the USA.
x
Sorry, Something went wrong!
Straight-Boot Inline Spark Plug Tester
✅ In stock
F
Grade
Analysis Confidence
100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 17, 2026 10:48 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The price is modestly below what this product ordinarily sells for.
- 🏷️The retail sticker price has been slashed by 87% — a steep markdown from the official listing.
- 📉It has been quite a while since a more competitive price was available, lending today's offer solid comparative value.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
3.95/28
Recent Value
0/22
Market Standing
6.54/20
Deal Strength
0/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
BLAU GRUN
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓【Wide Application】: The inline spark plug tester is a must have diagnostic tool for any engine with a spark plug, it fit for all internal and external combustion engines, cars, trucks, motorcycles, lawnmowers, chainsaws, trimmers, snow-blowers, generators engines etc. Spark plug tester apply to any household, business, mechanic, industrial and commercial spark plug use in engine.
✓【Premium Materials】: The probe of this spark tester is made of high quality plated shaft, the optical housing is made of environmental friendly acetate plastic, and rubber straight jacket and cable. High quality materials are resistant to rust and corrosion, even in high and low temperature environments.
✓【Easy to Use】: Easily determine which cylinder is causing issues with this spark plug test light; Simply connect the spark detector spark plug tool between the spark plug and the plug wire then start the engine; If sparks are being sent, the in line spark tester will mirror the spark by lighting up; If checking a no start condition, have a friend crank the engine so you can watch for indications of a spark.
✓【Light Indication】: The spark plug engine ignition test kit is equipped with a high intensity neon bulb inside, which makes it easy to know if the ignition wires are intact by flashing. By light indicator shows of spark plug engine ignition tester to determine which cylinder is causing the issue and track down the exact cause.
✓【Excellent Customer Service】: We are dedicated to researching in-car products to improve driving safety and comfort, bringing you a pleasant driving experience. Should you have any questions, please do not hesitate to let us know. We are ready to help you!
⚙️ Specifications
Brand
BLAU GRUN
Power Source
Corded Electric
Color
White/1PCS
Item Weight
0.06 kg
Specification Met
CE, ETL, RoHS, UL
Measurement Type
Spark tester
UPC
750110188142
Manufacturer
BLAU GRUN
Model
Spark Plug Tester
Package Dimensions
6.5 x 3.74 x 0.94 inches
Item model number
069TS
