CSF Aluminum Radiator for Audi Quattro B1/B2/B3/B4 2-Row Core

CSF Aluminum Radiator for Audi Quattro B1/B2/B3/B4 — 2-Row Core Keep your Audi Quattro running cooler and stronger. CSF leverages over five decades of radiator engineering to deliver an all-aluminum, high-performance radiator built for street, track, and high-horsepower applications. Key Features Fitment: Direct fit for Audi Quattro B1/B2/B3/B4 models. 2-Row Core: Optimized balance of cooling capacity and compact packaging. B-Tube Technology: Unique "B" shaped tubes increase heat transfer surface area ~15% vs. conventional tubes, enabling dual liquid laminar flow and superior strength using thinner, lighter aluminum. Multi-Louvered Fins: Precisely aligned fins maximize airflow and heat rejection; fin geometry validated in CSF wind-tunnel testing. Durable Construction: Full all-aluminum brazed core for long-term reliability under heavy use. Benefits Improved cooling stability for high-power engines and motorsport conditions. Reduced intake temperatures and consistent performance on demanding drives. Lightweight design without sacrificing structural integrity. Engineered for OEM fitment and hassle-free installation. Why choose CSF? Advanced tube and fin design, rigorous testing, and decades of experience make this radiator a reliable upgrade for Audi Quattro owners seeking better thermal control and durability.