Zhigu's aftermarket performance wheels deliver measurable gains, featuring 6061-T6 forged aluminum construction that reduces unsprung mass by 18% compared to OEM cast wheels. The optimized spoke design improves brake cooling by 22%, lowering peak temperatures by 35°C during track use. Available in 17-22" sizes with +20 to +60mm offsets, they are compatible with OEM TPMS and most high-performance brake systems. A proprietary "Impact Resistant" finish combines powder coat with a ceramic top layer, increasing chip resistance by 40%. These wheels are FEA-tested for torsional stiffness, ensuring minimal flex under hard cornering. Track-tested in GT4 racing series.