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Bosch OE copper spark plugs feature a heavy-duty copper core center electrode for superior reliability and increased resistance to spark erosion. They use a metal glass-fused resistor that allows for maximum interference suppression, while the ribbed insulator design prevents misfires due to current leakage. Order the replacement models recommended for your vehicle application.
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$6.99
$4.50
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Bosch multi-ground spark plugs' unique firing technology combines the advantages of surface air gap technology and yttrium-enhanced, multi-ground electrodes. Their multi-ground electrode design not only provides multiple radial spark paths, but also a surface air gap to create optimal spark plug life.
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$7.99
$5.50
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Bosch Double Iridium pin-to-pin spark plugs represent the best of OE spark plug technology, and they're manufactured to be OE-equivalent in fit, form, and function. The ultra-fine wire design firing pin and ground electrode pin provide higher performance for your vehicle. Key features of the Bosch Double Iridium pin-to-pin spark plugs: * Double Iridium firing pin and ground electrode pin on (application specific) pin-to-pin spark plugs * Laser weld provides superior retention of iridium alloy pin to the ground electrode * 0.6 mm fine wire firing pin for better ignitability and durability * OE-matched spark position for compatibility with new Gasoline Direct Injection (GDI) technology
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$16.99
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$17.99
$8.50
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$15.50
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Bosch OE iridium spark plugs combine a 360 degree continuous laser-welded iridium center electrode, with a laser-welded ground electrode—to provide unmatched quality and OE long-life performance. They feature a 0.6mm ultra-fine wire iridium center electrode to provide exceptional ignitability. The laser-welded electrodes offer more area for flame growth and increased durability. These plugs also have a nickel plated housing for superior resistance to corrosion and come factory set pre-gap for an easy installation. Order the Bosch spark plugs designed for fitment with your make and model.
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$8.99
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$13.99
$6.50
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$8.50
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Keep your car running the way it should with these Bosch voltage regulators. These voltage regulators are made using high-quality components and are designed to limit the amount of power that your alternator can deliver to your car or truck. If voltage is allowed to spike, it could potentially cause serious damage to your ride's sensitive electronics, which can get expensive, fast! Protect your ride with these Bosch voltage regulators.
( 1 )
$29.99
$24.50
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Bosch Double Platinum spark plugs are real energizing beauties! They're engineered for up to three times more service life, with laser-welded platinum inlay ground electrodes, fine wire platinum firing pins for better ignitability, and unique 360 continuous laser welds that fuse corrosion-resistant platinum firing pins to the bases. Get the power for winning performance through Bosch Double Platinum spark plugs. Order the model recommended for your vehicle application.
( 2 )
$8.99
$5.50
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