FAQ

Yes. All GFC exhaust systems are vehicle-specific and designed based on original OEM mounting points to ensure perfect fitment and direct bolt-on installation.

Please contact our support team and provide:
Vehicle brand & model
Model year
Engine & trim level
Our team will confirm compatibility before send the order.

No. Most GFC exhaust systems are 100% bolt-on and do not require cutting or welding.
(Exceptions, if any, will be clearly stated on the product page.)

GFC exhaust systems are made from high-grade stainless steel (SUS304), featuring:

Precision TIG welding

High-flow internal design

Excellent heat and corrosion resistance

Yes. GFC offers valved exhaust systems that:

Retain OEM valve control logic

Support original actuators (plug & play)

Allow drivers to switch between comfort and sport modes

Local vehicle warranty policies vary by region.
In most cases, a cat-back exhaust system does not affect engine warranty, but we recommend confirming with your local dealer.

Sound levels vary by vehicle and configuration:

Valved systems allow adjustable sound

Non-valved systems are tuned for a deep, sporty tone without drone

If you need sound comparison videos, please contact us.

Yes. We offer worldwide shipping and support:

Retail orders

Wholesale orders

Bulk & container shipments

Tracking information will be provided once your order ships.

In-stock items: ship within 1–2 business days
Custom / bulk orders: lead time varies (please contact us)
Shipping time depends on destination and carrier.

All GFC exhaust systems come with a manufacturer’s warranty covering:

Welding defects

Material defects under normal use

Warranty does not cover improper installation or misuse.

Please contact us within 7 days of delivery and provide:

Order number

Photos or videos of the issue

Our support team will assist with replacement or solution.

Yes. GFC supports:

Dealers & distributors

Tuning shops

Performance brands

Please visit our Dealer Support page or contact us directly for cooperation details.

Yes, most exhaust pipe products support customization. We offer the following customizable options: pipe diameter; downpipe, midpipe, axle-back, and other segment components; material; color; surface treatment; exhaust tip types; electronic valves; electronic valve mufflers, etc. If you have other ideas, you can click to consult with us and we can discuss them together.

📧 Email: Rocoo@decaigfc.com
🕒 Response Time: Within 24 hours (business days)
📞WhatsApp：+86 1939 1147 548