Cams / Heads

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  1. 2JR High Lift / High RPM Valve Springs - QR25DE (all models)

    2JR High Lift / High RPM Valve Springs - QR25DE (all models)

    Regular Price: $229.00

    Special Price $169.99

    2JR introduces high rpm, high lift valve springs for our RTR and JWT camsets. Designed for up to 8,000 rpms, our 2JR springs are made from chrome silicone alloy to withstand years of racing and abuse. Stop premature valve float with these springs. In stock. Sold in a set of 16 springs. Fits all QR25DE models 2002 - 2013 ALTIMA 2005 - 2012 FRONTIER 2008 - 2012 ROGUE 2002 - 2012 SENTRA 2005 - 2006 X-TRAIL Learn More
  2. QR25DE Hitachi OEM Coil Pack Set (4) 02-06

    QR25DE Hitachi OEM Coil Pack Set (4) 02-06

    Regular Price: $198.00

    Special Price $184.99

    QR25DE Hitachi OEM Coil Pack Set (4) 02-06

    Complete set (4 included) of OEM Hitachi Coil Packs for your Gen 1 QR - fits all models Sentra/Altima/Frontier with the Gen1 QR engine (02-06)

    12 Month / 12k Mile Warranty fr.

    • Hitachi ENSURE FAST STARTS: this Hitachi Ignition Coil ensures fast starts, consistent engine performance, and optimized fuel efficiency. The coil is OE-engineered for a streamlined path to the spark plug and reduced shorts, and it eliminates the need for spark plug wires. High-quality wire coating ensure resilient, long-lasting functionality and minimal current fluctuation
    • ENSURE EFFECTIVE COMBUSTION: the Hitachi Ignition Coil delivers optimal combustion and consistent, high-energy ignition output. These Hitachi Ignition Coils, also known as engine coils or spark plug coils, deliver the highest in durability and operational performance. Designed for exacting fitment and connectivity, you can install the Hitachi Ignition Coils with OE-confidence
    • RELY ON PROVEN DURABILITY: Hitachi coil designs are developed in their test lab and proven tough at extreme conditions that are far beyond any operational environment that a vehicle would experience. Gold-plated connectors prevent corrosion
    Learn More
  3. Brian Crower 272 / 256 QR25 Cam Set (Limited)

    Brian Crower 272 / 256 QR25 Cam Set (Limited)

    Regular Price: $689.00

    Special Price $620.00

    Brian Crower 272 / 256 QR25 Cam Set FITS ALL GEN 1 QRs - Sentra, Frontier, Altima, Rogue (2002-2006) 18HP / 21TQ Gains BC concentrated their attention on making the most useable power throughout the rev-range without sacrificing driveability that so often plagues cars with large camshafts. The end result exceeded all expectations, finding the perfect balance of lift and duration to bring you the best cam choice on the market for the street. 272 / 256 QR25 Cam Set Int/Exh duration@.050” 229/ 206 lift .415”/.400 Learn More
  4. B15 Sentra Catch Can Kit - 02-06 Models QR25

    B15 Sentra Catch Can Kit - 02-06 Models QR25

    Regular Price: $199.00

    Special Price $159.99

    2JR Normal Sale Price - $159.99 2JR Complete Catch Can Kit for the B15 Sentra - 02-06 Models QR25. Arrives with all the lines precut for ease of installation, billet mounting bracket, spring clamps, optional drain kit and engraving. 3 Color Choices available. Please know that each kit is built to your order specifications and can take approx 2 weeks to ship depending on production cycle. Mounts directly to the B15 Firewall using existing threaded holes. No cutting/drilling required. Works on any intake with PCV port before the throttle body, inc OEM/2JR/AEM/Injen/Nismo FOR INSTALL INSTRUCTIONS - REFER TO THE VIDEO ON THE 2JR FACEBOOK PAGE AND/OR YOUTUBE CHANNEL! Benefits: -Effectively raises the octane and increases engine performance from cleaner inlet air -Prevents oil buildup in the intake, plenum, intercooler, throttle body, etc. -Excessive oil collection can be an indicator of a damaged engine -Lowers hydrocarbon emissions Features: -6061 Billet Aluminum O-Ring Sealed Oil Can -Integrated Oil Separating Condensing -Billet 6061 1/2" thick mounting bracket with stainless hardware -All precut lines/fittings and spring clamps -Optional Drain Kit -4 Color Options -2JR Engraving Option -Safe for Pressurized Applications Learn More
  5. B15 QR25 OEM Nissan Valve Cover with Gasket

    B15 QR25 OEM Nissan Valve Cover with Gasket

    Regular Price: $168.77

    Special Price $142.00

    B15 QR25 OEM Nissan Valve Cover - comes with OEM valve cover gasket. If you have leaking spark plug galleys - this is what you need to fix it. You can also add optional 2JR Titanium Valve Cover Bolts in Raw or Burnt Comes with OEM Gasket Learn More
  6. Aluminum (ACB+) Heavy Duty Alternator Clearance Bracket (B15 and B16)

    Aluminum (ACB+) Heavy Duty Alternator Clearance Bracket (B15 and B16)

    Regular Price: $99.99

    Special Price $79.99

    ACB+ Made from Aluminum for extra long life and durability. Alternator clearance bracket allows you to remove your header without having to remove your alternator. Adds over 2" of clearance. Keeps the alternator somewhat cooler as well. Includes hardware and threaded ends. You must check for clearance between the ACB and the alternator bracket on the engine - and add a washer if necessary. Learn More
  7. SALE 2JR QR25 Titanium Valve Spring Retainer Set

    SALE 2JR QR25 Titanium Valve Spring Retainer Set

    Regular Price: $239.99

    Special Price $169.99

    2JR Ti Retainers - full set (16) Ti-17 Alloy Extremely durable, machined to exacting tolerances and available in stock size to fit 2JR and JWT valve springs. The old saying goes; “a chain is only as strong as it’s weakest link.” This is so true of your valve train. Don’t ignore this part in your valve train set up – it can make all the competitive difference! Features: Heat treated Titanium material for maximum strength Impingement surface enhancement process 3-4 grams lighter than OEM Fits ALL QR25 engines, all years and models. Fits on stock springs, 2JR springs and JWT Springs. Uses OEM keepers Available as a COMBO with 2JR Springs and save $! Learn More
  8. Cam Phaser Sprocket (02-06 QR25)

    Cam Phaser Sprocket (02-06 QR25)

    Regular Price: $339.87

    Special Price $198.74

    If your QR suffers from chain rattle at start up when cold, the issue more than likely is a bad intake sprocket phaser. This can lead to jumped timing, bent valves, broken chains and/or broken main crank sprockets. 2JR offers new cam phaser sprockets. We have these in stock! Do not wait to replace your sprocket and risk an engine failure. Learn More
  9. 2JR B15/B16 Race-Spec Titanium Header Stud Full Kit

    2JR B15/B16 Race-Spec Titanium Header Stud Full Kit

    Regular Price: $139.99

    Special Price $94.99

    Out of stock

    2JR titanium stud kits are made of high quality Ti 6Al-4V and incorporate a hex key tip that allows them to be easily installed using an Allen wrench. Titanium 12-point nuts and washers are included. 2JR includes all the studs required for the B15/B16 head to header attachment points - this is 2 more than the factory provides to ensure a tight seal on your header. Perfect for all NA and Turbo applications! Use of factory exhaust manifold bolts and studs, especially with an aftermarket header/turbo system, can result in stripped or broken bolts and inadequate clamping force, resulting in leaks. This stud kit looks great and will allow you to properly clamp the exhaust manifold to the cylinder head without experiencing sealing problems, stud/nut failure, or ugly and troublesome rust and corrosion. Titanium is 45% lighter, stronger, and will not corrode like your stock steel bolts or studs. 2JR B15/B16 Kit includes (7) M10 x 1.25mm x 45mm titanium studs (7) 12-point M10x1.25mm titanium nuts (7) M10 titanium washers Learn More
  10. 2JR QR25 Hi-Power RZ Cams (2002-2012 QR25DE)

    2JR QR25 Hi-Power RZ Cams (2002-2012 QR25DE)

    Regular Price: $699.99

    Special Price $619.99

    2JR in conjunction with JWT releases the highest hp cam set available for the (02-12) QR25. With gains up to 235whp on race gas. 2 years of dyno testing, track use and street testing has perfected these cam sets. A tune IS required for the performance of these cams. THEY ONLY WORK ON HIGH COMP and WILL LOSE SOME LOW END UNDER 3K - 15HP. But they will scream after 5k and can rev past 8K However, they will produce a lopey idle. Everyone will know your QR is cammed! Cam gear is not included and CANNOT be used on these high lift cams Available for both 02-06 QRs and 07-12 QRs - Will fit Sentra, Altima and Frontier - all years with 2.5L Engines Learn More

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