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Straight Reducer Couplings Silicone Hose

<p><strong>Silicone Hose – Straight Reducer (Performance Reinforced Hose)</strong></p><p>The <strong>obp Motorsport straight silicone hose reducer</strong> is engineered for <strong>air and fluid transfer applications</strong>, providing superior strength, flexibility, and long-lasting durability. Ideal for <strong>cooling systems, intercooler setups, and custom automotive projects</strong>, this hose ensures reliable performance in both <strong>motorsport and high-performance road vehicles</strong>.</p><p>Manufactured from <strong>premium reinforced silicone</strong>, each straight reducer meets or exceeds <strong>SAE J20 standards</strong>, offering excellent resistance to heat, pressure, and wear under demanding conditions.</p><p><strong>Specifications:</strong></p><p><strong>Bore (ID):</strong> Dimensions refer to internal diameter</p><p><strong>Type:</strong> Straight reducer</p><p><strong>Length:</strong> 100mm</p><p><strong>Working Temperature Range:</strong> -60°C to +220°C</p><p><strong>Burst Pressure:</strong> 218 – 348 PSI (depending on ply reinforcement)</p><p><strong>Finish:</strong> Black silicone, ply reinforcement varies by application</p><p><strong>Compliance:</strong> Meets or exceeds <strong>SAE J20 standards</strong></p><p>The obp Motorsport <strong>straight reducer silicone hose</strong> is a professional-grade solution for <strong>connecting and adapting coolant or intercooler lines</strong>, providing <strong>durable, reliable, and high-performance results</strong> for all automotive applications.</p><figure class="table"><table><tbody><tr><td>Part Number</td><td>Description</td><td>PLY</td><td>Working Pressure (Bar)</td><td>Burst Pressure (Bar)</td><td>Weight (KG)</td><td>Length (mm)</td></tr><tr><td colspan="7">Silicone Straight Reducers</td></tr><tr><td>OBPSR-1613</td><td>16-13 Straight Reducer</td><td>3</td><td>7</td><td>21</td><td>0.033</td><td>100</td></tr><tr><td>OBPSR-1913</td><td>19-13 Straight Reducer</td><td>3</td><td>7</td><td>21</td><td>0.034</td><td>100</td></tr><tr><td>OBPSR-1916</td><td>19-16 Straight Reducer</td><td>3</td><td>7</td><td>21</td><td>0.037</td><td>100</td></tr><tr><td>OBPSR-2216</td><td>22-16 Straight Reducer</td><td>3</td><td>7</td><td>21</td><td>0.044</td><td>100</td></tr><tr><td>OBPSR-2219</td><td>22-19 Straight Reduce</td><td>3</td><td>7</td><td>21</td><td>0.044</td><td>100</td></tr><tr><td>OBPSR-2519</td><td>25-19 Straight Reducer – 3ply</td><td>3</td><td>7</td><td>21</td><td>0.044</td><td>100</td></tr><tr><td>OBPSR-2822</td><td>28-22 Straight Reducer – 3ply</td><td>3</td><td>7</td><td>21</td><td>0.049</td><td>100</td></tr><tr><td>OBPSR-2825</td><td>28-25 Straight Reducer – 3ply</td><td>3</td><td>7</td><td>21</td><td>0.051</td><td>100</td></tr><tr><td>OBPSR-3225</td><td>32-25 Straight Reducer – 3ply</td><td>3</td><td>7</td><td>21</td><td>0.055</td><td>100</td></tr><tr><td>OBPSR-3228</td><td>32-28 Straight Reducer – 3ply</td><td>3</td><td>7</td><td>21</td><td>0.057</td><td>100</td></tr><tr><td>OBPSR-3525</td><td>35-25 Straight Reducer – 3ply</td><td>3</td><td>7</td><td>21</td><td>0.066</td><td>100</td></tr><tr><td>OBPSR-3528</td><td>35-28 Straight Reducer – 3ply</td><td>3</td><td>7</td><td>21</td><td>0.068</td><td>100</td></tr><tr><td>OBPSR-3532</td><td>35-32 Straight Reducer – 3ply</td><td>3</td><td>7</td><td>21</td><td>0.062</td><td>100</td></tr><tr><td>OBPSR-3825</td><td>38-25 Straight Reducer – 3ply</td><td>3</td><td>7</td><td>21</td><td>0.060</td><td>100</td></tr><tr><td>OBPSR-3832</td><td>38-32 Straight Reducer – 3ply</td><td>3</td><td>7</td><td>21</td><td>0.069</td><td>100</td></tr><tr><td>OBPSR-3835</td><td>38-35 Straight Reducer – 3ply</td><td>3</td><td>7</td><td>21</td><td>0.070</td><td>100</td></tr><tr><td>OBPSR-4035</td><td>40-35 Straight Reducer – 3ply</td><td>4</td><td>7</td><td>21</td><td>0.072</td><td>100</td></tr><tr><td>OBPSR-4532</td><td>45-32 Straight Reducer – 3ply</td><td>4</td><td>7</td><td>21</td><td>0.070</td><td>100</td></tr><tr><td>OBPSR-4538</td><td>45-38 Straight Reducer – 3ply</td><td>4</td><td>7</td><td>21</td><td>0.079</td><td>100</td></tr><tr><td>OBPSR-4830</td><td>48-30 Straight Reducer – 3ply</td><td>4</td><td>7</td><td>21</td><td>0.078</td><td>100</td></tr><tr><td>OBPSR-5138</td><td>51-38 Straight Reducer – 3ply</td><td>4</td><td>6</td><td>18</td><td>0.079</td><td>100</td></tr><tr><td>OBPSR-5146</td><td>51-46 Straight Reducer – 3ply</td><td>4</td><td>6</td><td>18</td><td>0.083</td><td>100</td></tr><tr><td>OBPSR-5451</td><td>54-51 Straight Reducer – 4ply</td><td>4</td><td>6</td><td>18</td><td>0.092</td><td>100</td></tr><tr><td>OBPSR-5751</td><td>57-51 Straight Reducer – 4ply</td><td>4</td><td>6</td><td>18</td><td>0.013</td><td>100</td></tr><tr><td>OBPSR-6051</td><td>60-51 Straight Reducer – 4ply</td><td>4</td><td>5</td><td>15</td><td>0.012</td><td>100</td></tr><tr><td>OBPSR-6345</td><td>63-45 Straight Reducer – 4ply</td><td>4</td><td>5</td><td>15</td><td>0.128</td><td>100</td></tr><tr><td>OBPSR-6351</td><td>63-51 Str

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