Description NGK's IX Iridium Series Plugs were Designed Specifically for the Performance Enthusiast. 337 Spark Plugs Cross Reference Chart – OE HITACHI DENSO L23W X24ESR-U L24W X22ESR-U L41W W31ESR-U L42W W27ESR-U L43PW W24EPR-U L43W W24ESR … Iridium Spark Plug NGK 2309. ... Universal Spark Plug Gap Tool - VIDEO . Est. Free shipping . I'm keeping those in for a while. can anyone help me out with this? Characteristic The IRI Series plugs are designed for tuned engines that require a high heat rating; they are Iridium Plugs with excellent ignition and acceleration characteristics. Free shipping . All Hello, Sign in. More Boost = Less Gap. Free shipping . $12.40. I’m currently running a stock 2007 Aero and have plans for a stage 0. If I gap the stock plugs to .039 the slight blowout would probably go away. Click to play video . Free shipping . 6pc Iridium Spark Plugs NGK LFR7AIX 2309. According to the tech, they come gapped at .0030 from the factory. Do these come pre-gapped or will i have to re-gap them to my needs? Thanks! Free Returns. May 19, 2017 at 1:20 pm #2612. Evo 9: Stock heat range: NGK – ILFR7H NGK – LFR7AIX Denso – IKH22. I put in a set of Ngk Lfr7aix - 2309 plugs from and I was not sure if they came pre gapped and I just gapped them to .45 stock gap. Secure Online Ordering. NGK Iridium IX Spark Plugs are designed specifically for the performance enthusiast. NGK Iridium IX Spark Plugs utilise a 0.6mm Iridium alloy centre electrode and traditional ground electrode to improve ignition efficiency and extend service life. I read on here some ppl have gapped them to .28? The fine-wire iridium center electrode ensures high durability and a consistently stable spark. 1 1/2 step colder: NGK – BR8EIX. What gap should I use? Iridium alloy has extremely high melting point, perfect for tod More Boost = Less Gap. Recommended gap (to minimize misfires) 0.85mm. 4 New NGK Iridium IX Spark Plug LFR7AIX # 2309: Automotive. NGK Iridium IX Spark plugs LFR7AIX Part No : 2309 Heat Range : 7 Size: 14.0mm x 26.5mm x Hex 16.0mm Resistor Type Spark Gap – Motorcycle : 0.7-0.8mm / Car : 0.8-0.9mm 3 step colder: Denso – IW27. Price is for one plug, please adjust quantity as needed. One New NGK Iridium Resistor Spark Plug 2309 for Mitsubishi Lancer. Spark Plugs > NGK Iridium Spark ... Subaru EJ25 Turbo Models (inc. 2004+ STI / 2006-2014 WRX) +3. Try. 4 New NGK Iridium IX Spark Plug LFR7AIX # 2309, Iridium IX Plug, 14mm Thread Size, 26.5mm (1.04") Reach, 5/8" (16mm) Hex Size, Gasket Seat, Resistor, Solid Terminal Nut, Projected Tip, Fine Wire (0.6mm) Iridium Center Electrode, Tapered Cut Ground Electrode, .031" (0.8mm) Gap, Heat Range 7 NGK Spark Plugs LFR7A #2309. The Autolites are very nice so far though! NGK Iridium IX. Mitsubishi Lancer Set of 8 Spark Plug Gap 0.024" NGK 2309 Spark Plug 2309 Iridium IX Spark Plug NGK Iridium IX spark plugs are specifically designed for the performance enthusiast. The car felt amazing on the stock plugs at .040. NGK Iridium IX Spark Plugs are designed specifically for the performance enthusiast. 2 step colder: NGK – BKR8EIX Denso – IW24. What is Mercedes-Benz Spark Plug Recommended service intervals? Account & Lists Account Returns & Orders. Let's find out. Videos for related products. Bottom line: Buy a properly gapped plug to begin with. Buy 4 New NGK Iridium IX Spark Plug LFR7AIX # 2309 online on at best prices. 2012 Genesis Coupe 2.0T M/T - Tsukuba Red - BTRcc bolt-on ECU & flash with 1-to-1 - Dynojet: 250 whp / 304 ft-lb tq $7.49 NGK 2309 LFR7AIX Iridium Spark Plug - Same Day Shipping. NGK LFR7AIX (2309) Spark Plugs (each) New list: Close Add to List. NGK Iridium IX Spark Plug LFR7AIX. Read 21 Reviews | 80 Q&As. Iridium IX offers extreme ignitability, improved throttle response and superior anti fouling. $9.49. $37.99. ... You can gap them as low as 0.035 but not any less, since the gap will increase over time. Spark Plug Gap – .024-.028. Fast and free shipping free returns cash on delivery available on eligible purchase. This can reduce the life of the plug. Please note that the NGK LFR7AIX spark plug is a one-step colder plug than the OE replacement NGK plug we offer. NGK iridium LFR7AIX. Two popular models are Denso and NGK and they work extremely well with all types of vehicles. due to differences in design and materials the spark plugs of various manufacturers do not have exactly the same heat range. NGK PLFR6-11 (Platinum)--used by a prominent tuner on his car NGK LFR6AIX-11 (Iridium IX) NGK LFR7AIX-11 (Iridium IX)--"one step colder" Denso IKH20 (Iridium) Denso IKH22 (Iridium)--"one step colder" Denso supplies no information at all on the reach or gap of these plugs, none. 1 step colder: NGK – BKR7EIX Denso – IW22. Second, the bigger the gap, the longer the ground electrode is, so a GE on a 1.1mm gap will get hotter than a 0.8mm gapped plug. this cross reference table is informative only. NGK LFR7AIX is recommended for high performance, tuned engines running 19psi and greater boost pressures. Spark Plug NGK LFR7AIX#2309 (1GR 4.0 Colder) at The fine Iridium tip ensures high durability and a consistently stable spark. Plugs are sold individually. This topic was modified 5 years, 6 months ago by VTuner. I just received my set from Topspeed, who claimed that they were properly gapped, and I called NGK tech for confirmation. msrp: $73.24 ... 300whp and plan on pushing e85. 1/2 step colder: NGK – BR7EIX. Tear in the Metal Shell Beneath the Hexagonal Portion Breakage of the Center Electrode Tip Insulator Spark Leakage (Flashover) 0:52 . $10.69. Idle is a bit rough so I’ll be changing the spark-plugs prior to the tune. For best performance consider a Denso Iridium Power or Iridium Tough Spark Plug. On Sale. M104 every 45,000 mi or 4 years; M111 every 45,000 mi or 4 years; Use Cross References as a guide only. Alternate: NGK LFR7AIX-11 Iridium. K-MOTOR PERFORMANCE. There are a couple of spark plug models in the market. Evo 7/8: Stock heat range: NGK – BPR7EIX Denso – IW22. Ngk Spark Plugs Fits Lfr7aix Spark Plugs. NGK always works very closely with the engine manufacturer to ensure a perfect match between spark plug and machine. NGK LFR7AIX spark plugs for the 2006-2014 WRX and 2004+ Subaru STi models. ! 100HP Over Stock = 1 Step Colder Plugs. Iridium IX provides outstanding acceleration, high fuel efficiency and durability. But, which one will have the edge in a Denso vs NGK comparison? For Mitsubishi Lancer Spark Plug Gap 0.024" NGK 2309. [U]STANDARD HEAT RANGE (UP TO ~350WHP)[/U] GAP NGK V-Power Copper LFR6A 0.035" [B]NGK OE Laser Iridium SILFR6A[/B] 0.031" (Subaru-specific 5 ohm) NGK OE Laser Iridium ILFR6A or ILFR6B 0.031" [U]ONE STEP COLDER (MORE THAN ~350WHP)[/U] GAP [B]NGK Iridium IX LFR7AIX[/B] 0.031" Denso Iridium Power IKH22 0.031" [U]These have the wrong gap, but can be gapped to fit:[/U] … Iridium IX offers extreme ignitability, improved throttle response and superior anti fouling. By producing a high intensity electrical discharge within the engines combustion chamber the spark plug provides the heat energy required to start the air/fuel mixture burning. Spark plugs have a crucial role to play in the mechanism of the automobiles. The Iridium fine wire center electrode's durability is six times harder than platinum. 1 step colder: NGK – BPR8EIX Denso – IW24. The fine Iridium tip ensures high durability and a consistently stable spark. Skip to main Also, buy NGK or Denso since they are the best. And was deciding to get these plugs. Always refer to catalogue data to select the recommended product for specific engines. NGK SPARK PLUG SAAB V6 quantity Add to cart SKU: STT-NGK-plug-LFR7AIX Categories: 2006-2009 SAAB 9-3 SS-SC 2.8L , 2006-2009 SAAB 9-3 SS-SC 2.8L Tuning / Engine , SAAB Eric Sauvageau. Shop LCEPerformance for Toyota Performance parts. (Source: I was an engineer at a major spark plug company for 5 years.) 2002-2005 Subaru WRX Heads: Iridiums: Stock heat range: NGK – PFR6G NGK – BKR6EIX Denso – IK20. 1969 Participant. Product Cross Reference. Best Prices, Quick Shipping, Awesome performance. 4 New NGK Iridium IX Spark Plug LFR7AIX # 2309 by NGK in Spark Plugs. These plugs (LFR7AIX #2309) are properly gapped for the STi from NGK. Note: Prior to installation, we recommend that you physically check the gap of each spark plug for consistency. These are one step colder than stock with a heat range of 7. NGK Iridium IX spark plugs are designed specifically for the performance enthusiast. ... -- NGK LFR7AIX Iridium IX . $44.80. Mercedes Spark Plugs to Avoid. Iridium IX spark plugs offer extreme ignitibility, improved throttle response and superior anti-fouling. PayPal Accepted. Part # LFR7AIX-GRP $ 44.8. 100HP Over Stock = 1 Step Colder Plugs. Description.