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Superpro engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Superpro lineup with fast shipping and expert fitment support — order with confidence.
Fine-tune your 2004 Pontiac GTO's rear suspension with the SuperPro 6mm Lower Spring Isolator. This specialized component is designed to provide a subtle 6mm reduction in rear spring height, helping you achieve a more aggressive stance or correct minor imbalances in ride height. It ensures proper spring seating and contributes to overall suspension stability.
This SuperPro spring isolator is a simple yet effective modification for GTO owners seeking to refine their vehicle's appearance and handling. It's a perfect solution for those wanting a slight lowering effect without the complexity of full coilover systems. Upgrade your Pontiac GTO with performance-enhancing suspension components from GGCRACING.
| Brand | Superpro |
|---|---|
| Manufacturer part number | SPF1358-6K |
| GGC SKU | SPRSPF1358-6K |
| UPC / GTIN | 9317745707134 |
Use the manufacturer part number when you compare with other listings or ask us to confirm a match.
| Box size | 10 × 7.3 × 0.25 in |
|---|---|
| Shipping weight | 0.23 lb |
| Year | Make | Model | Trim |
|---|---|---|---|
| 2001-2006 | BMW | 325Ci | Base |
| 2001-2005 | BMW | 325i | Base |
| 2001-2006 | BMW | 330Ci | Base |
| 2001-2005 | BMW | 330i | Base |
| 2001-2006 | BMW | M3 | Base |
| 2004-2006 | Pontiac | GTO | Base |
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