How long does order processing take?

A standard processing time of up to 48 working hours is required before the order is shipped out.

What payment methods do you accept?

We accept PayPal, PayPal Guest Checkout, and major credit/debit cards via PayPal. If you see a different PayPal account name during checkout (e.g., in Chinese), that is our verified merchant account and your payment is handled securely by Top Tuning Boost.

Where do you ship from?

We ship from our US facilities in Fontana, CA 92335 and Pottsville, PA 17901, plus international partners when US stock is unavailable.

What are the shipping options?

Economy Shipping is often free on eligible items. Standard Shipping is $19.99 where applicable. When an item is not in US stock, it ships from international partners (typically 3–14 business days in transit after processing).

How can I check product compatibility (fitment)?

Review product specifications and vehicle fitment notes on each page, or email service@toptuningboost.com with your vehicle year/make/model/trim.

Do you offer returns or exchanges?

Eligible items may be returned within the policy window in new/uninstalled condition with original packaging. Contact service@toptuningboost.com for an RMA before sending anything back.

Order support & contact hours

Email (preferred): service@toptuningboost.com. Phone (urgent only): +1 (323) 922-3454. Business Hours: Mon–Fri | 9am–5pm (GMT-08) Pacific Time.

Legal & usage notice (performance parts)

OFF-ROAD USE ONLY. Some performance parts are not certified for emissions-controlled vehicles and may be illegal on public roads. Customers must verify local laws. Top Tuning Boost will not ship CARB-restricted products into CARB-restricted areas.

ALL PRODUCTS - Performance Auto Parts & Accessories

2 Pcs 5 X 3 Inch 10 Led Amber Rectangular Trailer Tail Light

Sale

2 Pcs 5 X 3 Inch 10 Led Amber Rectangular Trailer Tail Light

Regular price $29.89 USD

Regular price ~~$38.86 USD~~ Sale price $29.89 USD

Sale
2 Pcs 5 X 3 Inch 24 Led Amber Rectangular Trailer Tail Light

Sale

2 Pcs 5 X 3 Inch 24 Led Amber Rectangular Trailer Tail Light

Regular price $36.39 USD

Regular price ~~$47.31 USD~~ Sale price $36.39 USD

Sale
2 Pcs 5 X 3 Inch 24 Led Red Rectangular Trailer Tail Light

Sale

2 Pcs 5 X 3 Inch 24 Led Red Rectangular Trailer Tail Light

Regular price $36.39 USD

Regular price ~~$47.31 USD~~ Sale price $36.39 USD

Sale
2 Pcs 5 X 3 Inch 24 Led White Rectangular Trailer Tail Light

Sale

2 Pcs 5 X 3 Inch 24 Led White Rectangular Trailer Tail Light

Regular price $36.39 USD

Regular price ~~$47.31 USD~~ Sale price $36.39 USD

Sale
6 Pcs 5 X 3 Inch 24 Led Red & White Rectangular Trailer Tail Light

Sale

6 Pcs 5 X 3 Inch 24 Led Red & White Rectangular Trailer Tail Light

Regular price $64.99 USD

Regular price ~~$84.49 USD~~ Sale price $64.99 USD

Sale
7.5 Inch Aluminum Housing Tail Light 2 PCS 36 LED White Back Up Reverse Marker Light

Sale

7.5 Inch Aluminum Housing Tail Light 2 PCS 36 LED White Back Up Reverse Marker Light

Regular price $29.89 USD

Regular price ~~$38.86 USD~~ Sale price $29.89 USD

Sale
7.5 Inch Aluminum Housing Tail Light 2 PCS 36LED Red Running Brake Turn Signals Marker Light

Sale

7.5 Inch Aluminum Housing Tail Light 2 PCS 36LED Red Running Brake Turn Signals Marker Light

Regular price $29.89 USD

Regular price ~~$38.86 USD~~ Sale price $29.89 USD

Sale
Rear Hitch Step Fit for Standard 2 Inch Trailer Hitch

Sale

Rear Hitch Step Fit for Standard 2 Inch Trailer Hitch

Regular price $51.99 USD

Regular price ~~$67.59 USD~~ Sale price $51.99 USD

Sale
50X31 Inch Rubber Cargo Mats Universal Trim to fit Most Vehicles

Sale

50X31 Inch Rubber Cargo Mats Universal Trim to fit Most Vehicles

Regular price $46.79 USD

Regular price ~~$60.83 USD~~ Sale price $46.79 USD

Sale
56X43 Inch Rubber Cargo Mats Universal Trim to fit Most Vehicles

Sale

56X43 Inch Rubber Cargo Mats Universal Trim to fit Most Vehicles

Regular price $55.89 USD

Regular price ~~$72.66 USD~~ Sale price $55.89 USD

Sale
3Pcs Rubber Cargo Mats Universal Trim to fit Most Vehicles

Sale

3Pcs Rubber Cargo Mats Universal Trim to fit Most Vehicles

Regular price $46.79 USD

Regular price ~~$60.83 USD~~ Sale price $46.79 USD

Sale
4Pcs Rubber Cargo Mats Universal Trim to fit Most Vehicles

Sale

4Pcs Rubber Cargo Mats Universal Trim to fit Most Vehicles

Regular price $36.39 USD

Regular price ~~$47.31 USD~~ Sale price $36.39 USD

Sale
5Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter

Sale

5Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter

Regular price $64.99 USD

Regular price ~~$84.49 USD~~ Sale price $64.99 USD

Sale
4Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter

Sale

4Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter

Regular price $62.39 USD

Regular price ~~$81.11 USD~~ Sale price $62.39 USD

Sale
4Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter with Green Backlit

Sale

4Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter with Green Backlit

Regular price $57.19 USD

Regular price ~~$74.35 USD~~ Sale price $57.19 USD

Sale
2Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter with Green Backlit

Sale

2Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter with Green Backlit

Regular price $44.19 USD

Regular price ~~$57.45 USD~~ Sale price $44.19 USD

Sale

Filter:

2 Pcs 5 X 3 Inch 10 Led Amber Rectangular Trailer Tail Light

2 Pcs 5 X 3 Inch 10 Led Amber Rectangular Trailer Tail Light

2 Pcs 5 X 3 Inch 24 Led Amber Rectangular Trailer Tail Light

2 Pcs 5 X 3 Inch 24 Led Amber Rectangular Trailer Tail Light

2 Pcs 5 X 3 Inch 24 Led Red Rectangular Trailer Tail Light

2 Pcs 5 X 3 Inch 24 Led Red Rectangular Trailer Tail Light

2 Pcs 5 X 3 Inch 24 Led White Rectangular Trailer Tail Light

2 Pcs 5 X 3 Inch 24 Led White Rectangular Trailer Tail Light

6 Pcs 5 X 3 Inch 24 Led Red & White Rectangular Trailer Tail Light

6 Pcs 5 X 3 Inch 24 Led Red & White Rectangular Trailer Tail Light

7.5 Inch Aluminum Housing Tail Light 2 PCS 36 LED White Back Up Reverse Marker Light

7.5 Inch Aluminum Housing Tail Light 2 PCS 36 LED White Back Up Reverse Marker Light

7.5 Inch Aluminum Housing Tail Light 2 PCS 36LED Red Running Brake Turn Signals Marker Light

7.5 Inch Aluminum Housing Tail Light 2 PCS 36LED Red Running Brake Turn Signals Marker Light

Rear Hitch Step Fit for Standard 2 Inch Trailer Hitch

Rear Hitch Step Fit for Standard 2 Inch Trailer Hitch

50X31 Inch Rubber Cargo Mats Universal Trim to fit Most Vehicles

50X31 Inch Rubber Cargo Mats Universal Trim to fit Most Vehicles

56X43 Inch Rubber Cargo Mats Universal Trim to fit Most Vehicles

56X43 Inch Rubber Cargo Mats Universal Trim to fit Most Vehicles

3Pcs Rubber Cargo Mats Universal Trim to fit Most Vehicles

3Pcs Rubber Cargo Mats Universal Trim to fit Most Vehicles

4Pcs Rubber Cargo Mats Universal Trim to fit Most Vehicles

4Pcs Rubber Cargo Mats Universal Trim to fit Most Vehicles

5Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter

5Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter

4Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter

4Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter

4Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter with Green Backlit

4Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter with Green Backlit

2Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter with Green Backlit

2Gang Aluminum ON/Off Rocker Switch Box w/ QC 3.0 Dual USB Charger Voltmeter with Green Backlit

Country/region