Exterior Components› Lights and Components

Peterson Manufacturing

TURN SIGNAL

$24.17

SKU: P01B 421A

In Stock
In Stock
Ships by Jun 18
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The Peterson 421A is an amber oval incandescent turn signal light designed for various vehicle applications. It meets DOT requirements for rear turn signals and front park/turn signals, and can be mounted horizontally or vertically. This light features a dual-filament bulb and a sealed oval design to protect internal components from moisture and debris.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandPeterson Manufacturing
Part NumberP01B 421A

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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