- OEM/ODM Service
- 25 Years Experience
- Strict Quality Control
- Fast Delivery
High-quality engine repair kits engineered to restore engine reliability, sealing performance, long service life, and precise fitment across a wide range of passenger and commercial vehicles.
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For 2004-2007 Buick Rainier 5.3L
For 2002-2005 Cadillac Escalade 5.3L
For 2002-2006 Chevrolet Avalanche 1500 5.3L
For 2007 Chevrolet Avalanche 5.3L
For 2009 Chevrolet Colorado 5.3L
For 2003-2008 Chevrolet Express 1500 5.3L
For 2003-2008 Chevrolet Express 2500 4.8L
For 2003-2005 Chevrolet Express 2500 5.3L
For 2005-2008 Chevrolet Express 3500 4.8L
For 2002-2007 Chevrolet Silverado 1500 4.8L
For 2002-2011 Chevrolet Silverado 1500 5.3L
For 2003-2004 Chevrolet SSR 5.3L
For 2002-2011 Chevrolet Suburban 1500 5.3L
For 2002-2007 Chevrolet Tahoe 4.8L
For 2002-2011 Chevrolet Tahoe 5.3L
For 2003-2006 Chevrolet Trailblazer EXT 5.3L
For 2006-2008 Chevrolet Trailblazer 5.3L
For 2009 GMC Canyon 5.3L
For 2003-2006 GMC Envoy XL 5.3L
For 2004-2005 GMC Envoy XUV 5.3L
For 2005-2009 GMC Envoy 5.3L
For 2003-2008 GMC Savana 1500 5.3L
For 2003-2008 GMC Savana 2500 4.8L
For 2003-2005 GMC Savana 2500 5.3L
For 2004-2008 GMC Savana 3500 4.8L
For 2002-2007 GMC Sierra 1500 4.8L
For 2002-2011 GMC Sierra 1500 5.3L
For 2002-2011 GMC Yukon XL 1500 5.3L
For 2002-2007 GMC Yukon 4.8L
For 2002-2011 GMC Yukon 5.3L
For 2008-2009 Hummer H3 5.3L
For 2009 Hummer H3T 5.3L
For 2003-2006 Isuzu Ascender 5.3L
For 2005-2009 Saab 9-7x 5.3L
Engine kits specialist
100% Inspection
Flexible custom solution
Reliable Shipping
Fast responsive support
Orders with stock can be shipped within 7 days, while OEM / customized orders typically take around 30-45 days for delivery. Customized sample orders are delivered within 15-25 days. For specific delivery times, you can consult us to confirm the exact delivery date.
Yes, we maintain a large stock (500,000 units) to fulfill your orders promptly. Whether you need bulk items or specific parts, our extensive inventory allows for fast and reliable delivery, ensuring your production stays on track.
Absolutely! We accept custom orders tailored to your specific requirements. Our dedicated technical team is available to assist with design, helping you create the perfect solution for your business needs. From initial concepts to final production, we’re here to support you.
GELWERK operates under a quality management system certified to ISO/TS 16949:2009 and ISO 9001 standards, ensuring consistent product quality and reliable manufacturing processes.
For bulk orders, we typically ship by sea, and you can choose from nearby ports such as Shanghai Port and Ningbo Port. For sample orders, we usually ship via express couriers such as FedEx, DHL, TNT, etc.
Yes, we can provide samples for you, whether it’s a standard product or a custom product. However, we will charge for custom products based on the specific requirements.
Our payment method: T/T, WEST UNION, PAYPAL.
Our online customer service is available anytime on our website to provide you with professional and prompt assistance. Alternatively, you can email us at biz@cnspeedway.com or reach us on WhatsApp at +86-13758194294.
