Sylvania 921NALL.BP2 Turn Signal Light Bulb - Front or Rear

Sylvania Long Life Turn Signal Bulb

The SYLVANIA Long Life Blister Pack TWIN 921NALL.BP2 is an amber incandescent turn signal light bulb built for exterior auxiliary lighting. It delivers standard 12.8V operation, clear glass construction, and street-legal performance for rear signal and marker applications on vehicles such as the Toyota Tundra, Audi A5, and Ford Bronco Sport.

SYLVANIA Long Life miniature bulbs are made for drivers who want dependable lighting with lower maintenance needs. This amber 921NA bulb uses a W2.1x9.2d base, 17.9W output, and a 2700K light color for visible signaling in rear turn signal and side marker positions.

Key Features

• Amber incandescent turn signal bulb for exterior auxiliary lighting
• 921NA bulb type with W2.1x9.2d base
• 12.8V electrical rating with 17.9W wattage
• Street legal and designed for rear signal applications
• Clear glass bulb with amber light output
• Average rated life of 1000 hours
• Fits rear positions on select Audi, Toyota, Lexus, Buick, Chevrolet, Subaru, Mitsubishi, and Ford models

Product Details

The 921NALL.BP2 part number identifies a SYLVANIA Long Life miniature bulb engineered for standard performance in interior and exterior auxiliary lighting. Its single-filament incandescent design provides the amber output commonly used for turn signal and side marker service, helping maintain proper visibility and signaling function. This part cross-references Sylvania 921NALL.BP2 for the same application.

Compatible With 2021-2022 Ford Bronco Sport, rear; 2018-2021 Toyota Tundra, rear; 2014-2016 Toyota Tundra, rear; 2018-2019 Buick Regal TourX, rear; 2013-2018 Toyota Avalon, rear; 2011-2015 Audi A1, rear; 2008-2015 Audi TT Quattro, rear; 2008-2015 Mitsubishi L200, rear; 2013-2015 Toyota Land Cruiser, rear; 2013-2014 Audi A5, rear with factory halogen headlights; 2013-2014 Audi A5 Quattro, rear with factory halogen headlights; 2013-2014 Audi TT, rear; 2008-2009 Audi TT, rear; 2009-2012 Audi A4 Quattro, rear; 2010-2012 Audi A5, rear; 2008-2012 Audi A5 Quattro, rear; 2008-2012 Audi S5, rear; 2008-2009 Lexus LS600h, rear; 2007-2008 Lexus LS460, rear; 1999-2004 Chevrolet Tracker, rear; 2002-2004 Toyota Camry, rear; and 1990-1991 Subaru Legacy, front.

Common Uses

• Restoring rear turn signal function after bulb failure
• Replacing a dim, intermittent, or burned-out amber signal bulb
• Maintaining proper rear marker and signaling visibility
• Addressing exterior lighting warnings caused by an aged incandescent bulb

Installation Notes

Verify the bulb base type, voltage, and position before installation. Match the existing bulb to the W2.1x9.2d socket and confirm the application is rear or front as listed for your vehicle. Handle the glass bulb carefully and avoid touching the glass with bare hands during installation.

Quality Assurance

SYLVANIA Long Life miniature bulbs are built for durability, standard lighting performance, and reduced maintenance in everyday driving. The long-life design supports dependable service in exterior signal applications while meeting street-legal requirements for the listed fitments.