Diode Dynamics Switchback Turn Signal LEDs for Tundra (2022+)

Upgrade the front turn signals on your Toyota Tundra with modern Switchback LED technology from Diode Dynamics. These 7443 LED bulbs deliver instant on/off response, higher output than factory halogen bulbs, and a premium dual-color look—white for running/parking lights and amber for turn signals. The result is a cleaner, more modern appearance with improved visibility and reliability.

Notes

• Compatibility: These bulbs require load resistors to prevent hyper-flashing on Toyota Tundra models
• DRL Warning: If your front turn signal bulb also functions as a daytime running light (DRL), HP24 Switchback LED bulbs are not compatible
• Lens Requirement: White running-light output is only visible with clear lenses/reflectors (amber reflectors will mute the white output)

Features

• Modern LED Appearance: Instant on/off response eliminates the slow glow of factory incandescent bulbs
• Direct Replacement: Designed as a plug-and-play upgrade for Toyota Tundra front turn signals
• Plug and Play: Installs directly into the factory socket using OEM 7443 bulb size
• Increased Output: Produces greater brightness than stock halogen turn signal bulbs

Switchback Functionality

Switchback LEDs provide a premium dual-color effect:

• White: Running/parking light mode
• Amber: Turn signal and hazard activation

When the turn signal is disengaged, the bulb automatically returns to white output—just like high-end factory LED systems.

Reduced Load & Hyper-Blink

LEDs draw less power than incandescent bulbs, which can cause the vehicle to think a bulb has failed, resulting in hyper-blinking. This is corrected by adding:

• 6-ohm load resistors (one per bulb), or
• An LED-compatible flasher (if applicable—most Tundras are BCM controlled and require resistors)

Reliability

These bulbs feature constant-current inductive circuitry with transient voltage suppression to protect against electrical spikes from the alternator. This advanced internal design ensures long life, stable output, and flicker-free operation—even in harsh conditions.

Fitment

• Make: Toyota
• Model: Tundra
• Years: 2022, 2023, 2024, 2025, 2026
• Application: Front Turn Signal
• Bulb Size: 7443
• Electrical System: PWM / CANBUS (resistors required)
• Flasher Setup: BCM controlled (resistor only)

Specifications

• Operating Voltage: 9–16V
• Connector Type: OEM-size plug-and-play
• Bulb Size: 7443
• Application: Front turn signal

What’s Included

• Quantity: Two (2) LED bulbs

Installation

• Install Time: 20–30 minutes
• Tools Needed: Basic toolset
• Modification Required: None

Warranty & Guarantee

• Warranty: 3-year warranty
• Returns: 30-day return with no restocking fee
• Guarantee: 100% satisfaction guarantee